If x = 12, which equation is true?
A-27 + 2x = 51
B5(x + 7) = 45
C 3(25) - x = 39
D 3(25 - x) = 39

Answers

Answer 1

Answer:

D

Step-by-step explanation:

3(25-(12))=39

3(13)=39

39=39


Related Questions

Help if u want points

Answers

Answer:

I believe the answer is C.

Step-by-step explanation:

Translating Inequalities into Words
Which phrases can be used to represent the inequality? Check all that apply.
One-half + k greater-than 18

Answers

Answer:

The sum of one-half and a number is more than eighteen.

The sum of one-half and a number is greater than eighteen.

The sum of one-half and a number is above eighteen.

Step-by-step explanation:

https://brainly.com/question/12165044

Question: Which phrases can be used to represent the inequality? Check all that apply.

         One-half + k greater-than 18

Answer:

a. The sum of one-half and a number is more than eighteen.                      b. The sum of one-half and a number is greater than eighteen.

c. The sum of one-half and a number is above eighteen.

HELPPPPPPPP!!!!!
9) Write an equation in point-slope form for the given point and slope:
Point: (-7, 5)
Slope: 3

Answers

i think its y = 3x+5

The length between the bases on a baseball field is 90 ft. A scale drawing shows the distance between the bases as 2 1/2 inches. One inch on this drawing equals how many feet?

Answers

Divide total feet by total inches


90 feet / 2 1/2 inches = 36 feet per inch


1 inch = 36 feet

A 500 Ml of a laboratory solution contains 10% acetonitrile,25% menthol, and the rest is water. how much is the solution is water?​

Answers

Answer:

65% of it or 325 of the 500MI

Step-by-step explanation:

65% of solution is water. 65% of 500 total is 325.

The following two-way table shows the distribution of pets in a large apartment building. A 4-column table with 3 rows titled Pets. Column 1 has entries cat, no cat, total. Column 2 is labeled dog with entries 27, 3, 30. Column 3 is labeled no dog with entries 25, 45, 70. Column 4 is labeled Total with entries 52, 48, 100. Suppose we select a resident of the apartment building at random. Let event A = Cat and event B = Dog. Calculate and interpret P(A|B). The probability that a randomly selected resident owns a , given that the person also owns a , is equal to approximately .

Answers

Answer:

The probability that a randomly selected resident owns a

✔ cat

, given that the person also owns a

✔ dog

, is equal to approximately

✔ 0.90

.

Step-by-step explanation:

Just did it on edge.

Next slide answer is:

The probability that a randomly selected resident owns a

✔ dog

, given that the person also owns a

✔ cat

, is equal to approximately

✔ 0.519

.

can you please help me I give you extra points

Answers

(-7,3), (-7,5) (-5,5) (-5,3)

Answer:

(-7 , 3 ) , ( -6 , 5 ) , ( -4 , 5 ) , (-2 , 3 )

So I am looking at the method of elimination but I get a little bit lost why there is a positive +1 underneath the -1 , where does the +1 come from?

Answers

Answer:

it is because its being carried to the other side

Step-by-step explanation:

When you add 1 to negative 1 it becomes 0, so we are trying to make the right hand side equal to the left hand side. If that makes any sense.

Hello! So whenever you are dealing with this kind of equation you do something called a inverse operation.

When doing this you need to do the inverse operation on BOTH sides of the equation, in this case the equation is
-1 + y = -3
( the inverse operation of subtraction is addition)
So you add 1 to both sides to find out what y equals, -1 + 1 cancels out, -3 + -1 is equal to -2
Therefore the y = -2

I hope this helps, sorry if it didn’t! I’m open for questions :)

3) Alternate exterior angles = congruent
= -1 + 14x
= 12x + 17

4) Corresponding angles = supplementary (measures add up to 180 degrees)
= 23x - 5
= 21x + 5



\\NONSENSE ANSWERS WILL BE REPORTED\\

Answers

Answer:
3) x = 9, 125 degree
4) x = 5, 110 degree

Step-by-Step Explanation:

In Q3 :-

Alternate Exterior Angles are Equal.

Therefore,
=> -1 + 14x = 12x + 17
= 14x - 12x = 17 + 1
= 2x = 18
=> x = 18/2 = 9

Therefore, x = 9

Now finding each angle :-

=> -1 + 14x
= -1 + 14(9)
= -1 + 126
= 125

=> 12x + 17
= 12(9) + 17
= 108 + 17
= 125

Hence, both are Equal.

In Q4 :-

Corresponding Angles are Equal.

Therefore,
=> 23x - 5 = 21x + 5
= 23x - 21x = 10
= 2x = 10
=> x = 10/2 = 5

Therefore, x = 5

Now finding each angle :-

=> 23x - 5
= 23(5) - 5
= 115 - 5
= 110

=> 21x + 5
= 21(5) + 5
= 105 + 5
= 110

Hence, both are Equal.


Answer: 3) x = 9,125 degrees 4) x = 5,110 degrees

Can anyone help me with this? I don’t get it.

Answers

Answer:

D

Step-by-step explanation:

A triangle with sides 2, 4.5, and 6 is similar to a triangle with sides 4, 9, and 12.

[tex] \frac{4}{2} = \frac{9}{4.5} = \frac{12}{6} = 2[/tex]

PLEASE HELPPP SOLVE FOR X, these are two separate question’s

Answers

[tex]\textbf{3)}\\\\~~~~~3x^2\cdot 5 = 80\\\\\implies 15x^2 = 80\\\\\implies x^2 = \dfrac{80}{15}\\\\\implies x^2 = \dfrac{16}3\\\\\implies x = \pm\sqrt{\dfrac{16}3}\\\\\implies x = \pm \dfrac 4{\sqrt 3}\\\\\textbf{4)}\\\\~~~~~~(x-5)^2 = 81\\\\\implies x -5 =\pm\sqrt{81}\\\\\implies x -5 = \pm9\\\\\implies x = 5\pm9\\\\\implies x = -4,~ x = 14[/tex]

(X-5)^2 = 81

X^2+25-10x=81
X^2-10x = 81-25
X(x-10). =. 56


X= 56. , X-10=. 56

X= 66


56, 66

9. A blueprint of Miranda's living room is
shown below. Will a 9-foot by 2.5-foot
sofa fit in the room?
Explain.
| 42 cm
5 cm
Scale: 2 cm = 3 ft

Answers

Answer:

Step-by-step explanation:

1 cm = 1.5 ft

4 2/3 x 5 2/3

26 11/25 x 1 1/2

39.66 ft

9 x 2.5 =22.5

39.66ft > 22.5ft

Yes it can

need help with meth problem

Answers

Answer:

She bought 10 apples and 10 bananas

Step-by-step explanation:10 apples - $1.50 each x 10 apples = $15.00

10 bananas - $1.25 each x 10 bananas = $12.50

15.00+12.50=$27.50

x+y=28.00

1.50x+1.25y=28

Tyler believes that an 8-sided die can be used to predict whether customers at his store will use a coupon when making their purchases, with a roll of 1 indicating a coupon and all other outcomes indicating no coupon. Today, 4 of the first 48 customers in the store used a coupon. How does the experimental probability of a customer using a coupon compare to the theoretical probability of Tyler’s die? The experimental probability is greater than the theoretical probability by more than 2%. The experimental probability is less than the theoretical probability by more than 2%. The experimental probability is greater than the theoretical probability, but within 2%. The experimental probability is less than the theoretical probability, but within 2%.

Answers

The correct answer choice is; The experimental probability is less than the theoretical probability by more than 2%.

How does the experimental probability of a customer using a coupon compare to the theoretical probability of Tyler’s die?

It follows from the task content that, upon evaluation;

The experimental probability upon evaluation = 4/48 = 1/12.

The theoretical probability upon evaluation = 1/8.

Consequently, it follows that the experimental probability is less than the theoretical probability by more than 2%.

Read more on experimental probability;

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a shopkeeper buys 25 cricket balls at a total cost of $150

a) he sells them for $ 8 each. what was his % profit?

b)he sells them for $5 each. what was his % loss?​

Answers

Answer:

a) he sells them for $ 8 each. what was his % profit

Step-by-step explanation:

The two triangles are congruent.

Answers

Answer:

B

Step-by-step explanation:

Answer:

No

Step-by-step explanation:

The tirangles are no exatly the same due to the fact that one is rotated.

This means they are similar NOT congruent

Pete is retiring after working 27 years at a major bank. the company offers him a flat monthly retirement benefit of $50 per year for each year of service. ​

Answers

Answer:

1350

Explanation:

27 x 50 = 1350

(Hope this helped!)

How is the graph of the parent quadratic function transformed to produce the graph of y = negative (2 x + 6) squared + 3? The graph is compressed horizontally by a factor of 2, shifted left 3 units, reflected over the x-axis, and translated up 3 units. The graph is reflected over the x-axis, compressed horizontally by a factor of 2, shifted left 6 units, and translated up 3 units. The graph is stretched horizontally by a factor of 2, reflected over the x-axis, shifted left 3 units, and translated up 3 units. The graph is reflected over the x axis, stretched horizontally by a factor of 2, shifted left 6 units, and translated up 3 units.

Answers

Answer:

The graph is reflected over the x-axis, compressed horizontally by a factor of 2, shifted left 6 units, and translated up 3 units.

Step-by-step explanation:

Answer:

The graph is reflected over the x-axis, compressed horizontally by a factor of 2, shifted left 6 units, and translated up 3 units.

Based on the row relative frequencies in the table above, which statement is true? A There is an association between type of pet and food preference because the row relative frequencies are similar for the dog and cat rows B There is an association between type of pet and food preference because the row relative frequencies are not similar for the dog and cat rows There is not an association between type of pet and food preference because the row relative frequencies are similar for the dog and cat rows There is/not an association between type of pet and food preference because the row relative frequencies are not similar for the dog and cat rows

Answers

The conclusion that can be drawn from the table is (c) There is not an association between type of pet and food preference because the row relative frequencies are similar for the dog and cat rows

What is conditional relative frequency?

A conditional relative frequency is simply a two-way table that shows the relationship between table entries

How to determine the association?

The table is given as:

                    Food preference

Dog        0.47      0.52    0.495

Cats         0.53      0.48    0.505

Total         1              1           1

The entries at rows 1 and 2 i.e. 0.47 and 0.52 & 0.53 and 0.48 are close.

This means that there is no association between them because of the closeness

Hence, the conclusion about the association is (c)

Read more about correlation and association at:

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Bill buys a large can of paint. The size of the can is measured in which unit?

Answers

[tex]\huge{\green}\fcolorbox{blue}{cyan}{\bf{\underline{\red{\color{red}Answer}}}} [/tex]

[tex] \mathbb\purple{GALLONS} [/tex]

The paint can be measured in litres

Rami works at a carnival dart game where groups of people try to pop balloons taped to a wall by throwing darts. He records the number of people in each group and the total number of balloons they pop. This graph represents Rami’s data.
How many balloons did the group of 5 people pop?
Enter your answer in the box.

( ) balloons

Answers

The coordinate will be (5, 12). Then the number of balloons that a group of 5 people pops will be 12.

What is coordinate geometry?

Coordinate geometry is the study of geometry using the points in space. Using this, it is possible to find the distance between the points, the dividing line is m:n ratio, finding the mid-point of the line, etc.

Rami works at a carnival dart game where groups of people try to pop balloons taped to a wall by throwing darts.

He records the number of people in each group and the total number of balloons they pop.

This graph represents Rami’s data.

Then the number of the balloons that a group of 5 people pops will be

The coordinate will be given as

⇒ (5, 12)

More about the coordinate geometry link is given below.

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One painter can paint a room in 2 hours; another painter requires 4 hours to paint
the same room. How long will it take them to paint the room together

Answers

Answer:

[tex]1\frac{1}{3}[/tex] hours

Step-by-step explanation:

The first painter does [tex]\frac{1}{2}[/tex] (aka [tex]\frac{2}{4}[/tex]) the job in 1 hour.

The second painter does [tex]\frac{1}{4}[/tex] the job in 1 hour.

This means together they can do [tex]\frac{3}{4}[/tex] the job in 1 hour.

This means to do [tex]\frac{1}{4}[/tex] of the job they will need [tex]\frac{1}{3}[/tex] hours. (third of the work they do in an hour means they need a third of the time)

This means they need [tex]1\frac{1}{3}[/tex] hours to paint the room together.

Brainliest to the correct answer, but answer ASAP
ONLY answer if you are 100% sure so don't say "I think" or "It might be"

Answers

Answer:

B) 25 / 8

Step-by-step explanation:

We know that pi = 3.14*, or "3 and a little bit more". 25/8=3.125 which is approximately pi.

Find the equivalent expression using distributive property.

Answers

[tex] \large \sf \: ⇒ \: 7(x + 6) \\ \\ \large \sf⇒ \:distributing \: 7 \: with \: bracket \\ \\ \large \sf \: ⇒7x + 42[/tex]

[tex]\boxed{\rm{Option\:A\green{✓}}}[/tex]

▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂☘

Hope it helps !

Find the inverse of y=7x+3

Answers

Answer:

7 x 3 .

Step-by-step explanation:

Divide x x by 1 1 . Since g(f(x))=x g ( f ( x ) ) = x , f−1(x)=3√49x7 f - 1 ( x ) = 49 x 3 7 is the inverse of f(x)=7x3 f ( x )

The inverse function is y= (x-3)/7

What is a function?

An expression which defines the relationship between two variables (one independent and one dependent variable).

What is dependent and independent variable?

The independent variable is the variable being controlled in the problem, and the dependent variable is the variable that changes with the change of independent variable.

What is inverse of a function?

A function that undoes the original function is called the inverse function.

How to find the inverse of y=7x+3 ?

To find the inverse function of a given function,

first we will have to interchange the variables

In the problem,  

y is the independent variable x is the dependent variable

y=7x+3

To find the inverse

x = 7y + 3    ( interchanging the variables )

Now finding the value of y,

⇒ x - 3 = 7y

⇒ y = (x-3)/7

This is the inverse function.

Find out more information about inverse function here: https://brainly.com/question/10219387

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HELP ME PLEASE INNEED HELP

Answers

Answer:

65/56

Step-by-step explanation:

secant is equal to hypotenuse over adjacent

Answer:

65/33

Step-by-step explanation:

100 POINTS IF YOU CAN GUESS CORRECTLY PLEASE HELP!

Answers

90 square inches……….

Multiply the sum of -13/8 and 5/12 by their difference.​

Answers

Answer:

1421/576

Step-by-step explanation:

Sum = - 13/8 + 5/12 = - 39/24 + 10/24 = - 29/24

Difference = - 13/8 - 5/12 = - 39/24 - 10/24 = - 49/24

Sum * Difference = (-29/24)*(-49/24) = 1421/576

 If you add​ Natalie's age and​ Fred's age, the result is 43. If you add​ Fred's age to 4 times​ Natalie's age, the result is 88. Write and solve a system of equations to find how old Fred and Natalie are.

Answers

Natalie's age = n

Fred's age = f

n + f = 43

4n + f = 88

f = 43 - n

4n + (43 - n) = 88

3n + 43 = 88

3n = 45

n = 15

f = 43 - n

f = 43 - 15

f = 28

Natalie is 15

Fred is 28

Hope this helps!

26 divided by 100,60 pls help

Answers

Answer: 0.25844930417

Step-by-step explanation:

26/100.60 = 0.25844930417

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