Write an algebraic expression for each verbal expression. 1.One third of a number is twelve less than the number itself 2. Two times the sum of a number and five is twenty

Answers

Answer 1

Answer:

1. ⅓*m = m - 12

2. 2(a + 5) = 20

Step-by-step explanation:

1. Let the number be represented by m

Let one-third of the number m, be ⅓*m

If there is 12 less of an amount of something, it implies 12 is to be subtracted from the initial amount.

Thus, 12 less than the number, m is (m - 12)

》⅓*m = m - 12

2. Let the number be represented by a

The sum of the number and 5 is (a+5)

》2(a+5) = 20


Related Questions

What is 6/10 + 9/10 in simplest form?

Answers

Answer: 3/2

Step-by-step explanation:

Given

6/10 + 9/10

Add the numerator together

= (6 + 9) / 10

Simplify by addition

= 15 / 10

Simplify to simplest form by division

= (15 ÷ 5) / (10 ÷ 5)

= 3 / 2

Hope this helps!! :)

Please let me know if you have any questions

Hello there! The answer is:

3/2 OR  1 1/2

Step-by-step explanation:

With like denominators we can add the numerators.

6 + 9 = 15.

Then that answer over the denominator which gives us 15/10. Then simplifying the answer.

That gives us: 3/2 = 1 1/2

I hope this answer helps you out. Let me know if you have any questions/concerns.

will give brainliest to anyone who can help me with all the questions !!

Answers

Answer:

use m a t h w a y

Step-by-step explanation:

what is the square and square root of 9x⁸​

Answers

Answer:

square: (9x^8)^2= 81x^16

square root: (9x^8)^1/2 = 3x^4

Step-by-step explanation:

the ^ mean that the following num should be like this ​⁸​

3 different problems.

solve b - 4 = 3.

solve -32 = 8w

solve n
— = -4
7

Answers

Answer:

see below

Step-by-step explanation:

b - 4 = 3

Add 4 to each side

b - 4+4 = 3+4

b = 7

-32 = 8w

Divide by 8

-32/8 = 8w/8

-4 = w

n/7 = -4

Multiply by 7 to each side

n/7 *7 = -4*7

n = -28

Answer:

1. b = 7

2. w = -4

3. n = -28

Step-by-step explanation:

1. b - 4 = 3

Tip: Whenever there’s a number being subtracted or added, it’s best to make that number a 0

Step 1. Add 4 to both sides

b - 4 = 3

b + 4 = +4

b = 7

—————————————
2. -32 = 8w

Step 1. Isolate the variable
(by dividing both sides by 8)

w = -32/8

w = -4

—————————————
3. n/7 = -4

Step 1. Multiply 7 x -4

n = -28

At a certain time of the day a post, 4 m tall, casts a shadow of 1.8 m. What
is the angle of elevation of the sun at that time?
O point
46°65
65°46

Answers

Answer:

i think its 65°46

Step-by-step explanation:

have a nice dayyyy

Can someone help me ASAP this is almost due

Answers

Answer:

5

Step-by-step explanation:

8-1-(18-2)÷8

PEMDAS says parentheses first

8-1-16÷8

Then divide

8-1-2

Then subtract from left to right

7-2

5

Rick used a stick to trace a large rectangle in a sandy lot
near his house. The rectangle measures 13 feet by 15
feet. What is the perimeter of the rectangle?

Answers

Answer:

56 feet

Step-by-step explanation:

Perimeter is what the sum of all sides lengths of a polygon is. So if the retangle measures 13x15 feet, the perimeter would be 13+13+15+15. Because the 13x15 is only two sides, and a retangle has 4 sides. So we need to incorperate the other two sides, which are the same as the others because it is a retangle.

Hope this helps!

Answer:

56

Step-by-step explanation:

P = 2(L + W)

L =15

W = 13

P = 2 ( 15 + 13)

P = 2 (28)

P = 56

ײ × ×⁴=ײ+⁴ find the ×​

Answers

You have to do X to the power of two times X to the power of four and multiply that by itself and then multiply X to the power of 2+4 by itself to find the X

What is the volume of a cylinder, in cubic centimeters, with a height of 8 centimeters
and a base diameter of 16 centimeters? Round to the nearest tenths place

Answers

Answer:

1608.5 cm³

Step-by-step explanation:

Use the cylinder volume formula, V = [tex]\pi[/tex]r²h

If the diameter is 16 cm, then the radius is 8 cm.

Plug in the radius and height into the formula, and solve:

V = [tex]\pi[/tex]r²h

V = [tex]\pi[/tex](8)²(8)

V = [tex]\pi[/tex](64)(8)

V = 1608.5

So, to the nearest tenth, the volume of the cylinder is 1608.5 cm³

Please help, 20 points. Answer choices in the photo
The graph below shows the height of an object that has been launched off a 50 foot high wall. Approximately how long will it take to hit the ground?

Answers

Answer:

4.4

Step-by-step explanation:

Answer:

t = 4.4 seconds

Step-by-step explanation:

It hits the ground when the height is equal to zero

This occurs just before 4.5 seconds

t = 4.4 seconds

your outlook on the increasing spread of epidmics

Answers

Answer:

increasing spread epidemics your outlook

9x + 3 + 7x + 4
Anyone down to help?

Answers

16x + 7 is your answer

[tex]\huge\text{Hey there!}[/tex]

[tex]\huge\boxed{\mathsf{9x + 3 + 7x + 4}}\\\huge\boxed{\rm \star COMBINE\ the \ LIKE\ TERMS\star}\\\huge\boxed{\rightarrow\mathsf{(9x + 7x) + (3 + 4)}}\\\huge\boxed{\rightarrow\mathsf{16x + 7}}\\\huge\boxed{\star{\textsf{Answer: 16x + 7}}}\huge\checkmark\\\\\huge\text{Good luck on your assignment \& enjoy your day!}\\\\\\\\\huge\boxed{\frak{Amphitrite1040:)}}[/tex]

find the value of x please help!!​

Answers

Answer:

58°

Step-by-step explanation:

360-(148+90) =122

180-122 = 58

Answer:

answer is 122 degrees because X is outside the fig.

Which expression has been simplified INCORRECTLY? * 1 point - (-9) = 9 - (+9) = -9 + (-9) = -9 + (+9) = -9

Answers

Answer:

+ (+9) = -9  

Step-by-step explanation:

- (-9) = 9 A negative times a negative is a positive

- (+9) = -9   A negative times a positive is a negative

+ (-9) = -9  A positive times a negative is a negative

+ (+9) = -9 A positive time a positive is a positive

This is urgent please help, I have to submit this today!

Answers

Answer:

I think B is correct

Step-by-step explanation:

Because it it shows that -4 is going lesser direction including-4 .

I think B is correct too

(84)/(12)+(5-7)^(2)-72-6x2

Answers

Answer:

[tex]-73[/tex]

Step-by-step explanation:

Note: My explanation is based of the order-of-operations

First, using the order-of-operations, we evaluate the expressions in parentheses. Fully simplifying [tex](5-7)^2[/tex] gives us: [tex](5-7)^2 = -2^2 = 4[/tex].

Next, we do [tex]6\cdot2[/tex] giving us [tex]12[/tex]. So far, our expression is simplified to [tex]\frac{84}{12} + 4 - 72 - 12[/tex].

We also know that [tex]\frac{84}{12}[/tex] is just [tex]7[/tex] so we can replace that value in the expression leaving us with: [tex]7+4-72-12[/tex]. Now, we can solve it in simple steps!

1)  [tex]7+4=11[/tex]

3) [tex]11-72=-61[/tex]

4) [tex]-61-12=-73[/tex]

Our answer is [tex]-73[/tex]

Hopefully this helped you out! Please (please) tell me if their is a mistake in the solution and I will correct it as fast as possible for me.

m + 3n =7 help me solve m

Answers

Answer:

m = 7 - 3n

Step-by-step explanation:

subtract 3n from both sides of the equation

In the triangle shown below, find the value of a given that b
53V2

Answers

Answer:

a=53

Step-by-step explanation:

[tex] \sin(45) = \frac{a}{53 \sqrt{2} } \\ \frac{ \sqrt{2} }{2} = \frac{a}{53 \sqrt{2} } \\ a = 53[/tex]

I hope I helped you^_^

Answer:

a = 53

Step-by-step explanation:

This is a 45- 45- 90 triangle with sides in the ratio x : x : x[tex]\sqrt{2}[/tex]

x are the legs and x[tex]\sqrt{2}[/tex] the hypotenuse

Here x[tex]\sqrt{2}[/tex] = 53[tex]\sqrt{2}[/tex] , then x = 53

That is the leg a = 53

Five cups of rice will server 8 people. Exactly how many cups of rice are needed to server 14 people?

Answers

Answer:

8.75 cups

Step-by-step explanation:

We can write a ratio to solve

5 cups         x cups

----------   = -----------

8 people       14 people

Using cross products

5*14 = 8x

70 = 8x

Divide by 8

70/8 = 8x/8

8.75=x

Step-by-step explanation:

8 people => 5 cups

1 person => 5/8 cups

14 people => 5/8 ×14 = 35/4 cups

ig so this is correct I can give u 93.69% guarantee

Theorem 8.9 : The line segment joining the mid-points of two sides of a triangle is parallel to the third side.
prove this theorem

Answers

Answer:

The essence of Mathematics lies in its freedom



I need help ASAP please

Answers

Answer:

it's the third one.

Step-by-step explanation:

It should be a bold/filled circle on the line instead of an empty one.

Round 71.916476787 to 1 decimal place.

Answers

Answer:

71.9

Step-by-step explanation:

Whenever you want to round a number to a particular digit, look only at the digit immediately to its right. For example, if you want to round to the nearest tenth, look to the right of the tenths place: This would be the hundredths place digit. Then, if it is 5 or higher, you get to add one to the tenths digit.

After rounding 71.916476787 to 1 decimal place we get 71.9.

What is rounding of numbers ?

We round numbers to get an approximate value of the given number in more compact form and which is easy to work with.

According to the given question we have to round 71.916476787  to 1 decimal place.

So, to round 71.916476787 to 1 decimal place we'll look at the digit of 2 decimal place here in this number it is 1 hence it is less than 5 so we can make all the digits after 1 decimal places zero and rewrite this number as

71.900000000 and we know zeroes are meaning less to the right of the decimal so this can be written as 71.9.

learn more about rounding of numbers :

https://brainly.com/question/28562556

#SPJ2

Divide. Write your answer as a decimal.

8.722÷(−3.56)=​

Answers

Answer:

-2.45

Step-by-step explanation:

Answer:

-2.45

Step-by-step explanation:

I need helppppp this is hard

Answers

Answer:

Here, is the answer in the above attachment.

Solution is, (4, -3)

P varies directly with T and p=10 when T=500. When T=509, find T

Answers

Answer:

Let,

P= kT

P = 10, when T = 500

So, 10=k500

or, k=10/500

or, k=1/50

When T=509

P=kT

or, P=(1/50)×509

or, P=508/50

or, P = 10.18

And when P = 509 (since the question isn't clear)

509=(1/50)×T

or, T=509×50

or, T=25450

How do you Find the slope of the tangent line ?

Answers

you take the derivative of x and y, and then divide them to find the instantaneous slope.

Correct answer gets brainliest and 5 starts

Answers

It’s C Tasha’S balloon was farther from town at the beginning but Henry’s balloon traveled more quickly

Helpppppppppppppppppppppppp im not smart pls don't just say some bull i need help ill just get it deleted

Answers

Answer:

a. 6m

b. m-2

c. 5(m-2)

d. 6m +5m -10= 56

E. 11m=66

divide by 6: m=6

Maple Granola= 6$

Apple Granola= 4$

find the value (2x +3,y-1=5,3)​

Answers

Answer:

(5,3)

Step-by-step explanation:

Evaluate (2x+3,y-1=5,3)

Then you will get 5,3

So then your answer will be (5,3)

Heres your answer! Enjoy :D

Answer:

x = 1, y = 4

Step-by-step explanation:

Equating the corresponding coordinates

2x + 3 = 5 ( subtract 3 from both sides )

2x = 2 ( divide both sides by 2 )

x = 1

and

y - 1 = 3 ( add 1 to both sides )

y = 4

Triangle ABC has angle measures as shown.

Triangle
Triangle A B C. Angle A measures 35 degrees, angle B measures 52 degrees, and angle C measures 3 times left parenthesis x plus 2 right parenthesis degrees.

What is the value of x? Show your work.

What is the measure of angle C? Show your work.

Answer:

Answers

Answer:

29 degrees

Step-by-step explanation:

If I read your question correctly, your degree measures were

35, 52, and 3(x+2).

We know that all triangle angles measure up to 180 degrees, so we can add all of the given degree values to 180.

35+52+3(x+2)=180

Now, we can solve for x.

87+3x+6=180

93+3x=180

3x=87

x=29

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