solve using substitution

Solve Using Substitution

Answers

Answer 1

Answer: (-7,4)

Step-by-step explanation:

I hope this helps.


Related Questions

HELP PLEASE I NEED THE ANWSER NOOOOOOW

Answers

Answer:

4

Hope this helps

Jamisha is solving the equation 4 ( x − 2 ) = 34 for x . Her work is shown in the table.

Answers

Answer:

Step-by-step explanation:

4x -8 = 34

4x = 42

x = 42/4 = 21/2 = 10.5

f(0)=1(0+3)squared + 1

Find f of zero.

What does this point represent?

Answers

Answer:

10

Step-by-step explanation:

F(0) = 3^2+1=9+1=10

Please help my sister again I can’t stand her she’s making me mad

Answers

Answer:

I'm pretty sure it's dark blue. It says below so that implies negative.

Answer:

Below = negative so A would be your answer

Step-by-step explanation:

Hope I helped

100 points if answered right
Which equation can be used to find 40 percent of 25? Start Fraction 25 divided by 1 Over 40 divided by 1 End Fraction = Start Fraction 25 Over 40 End Fraction Start Fraction 100 times 4 Over 40 times 4 End Fraction = Start Fraction 400 Over 16 End Fraction Start Fraction 40 times 4 Over 25 times 4 End Fraction = Start Fraction 160 Over 100 End Fraction Start Fraction 40 divided by 4 Over 100 divided by 4 End Fraction = Start Fraction 10 Over 25 End Fraction

Answers

Answer:

a

Step-by-step explanation:

Answer:

The answers that I got that were correct are: B, C, and E

Explanation:

The answer for this problem is 10 when you try to Find the percentage of one number in relation to another with the formula Percentage = (number you want to find the percentage for ÷ total) × 100. Move the decimal point two places to the right to convert from a decimal to a percentage, and two places to the left to convert from a percentage to a decimal.

Brainlist Please!

what is 5% of 345,000​

Answers

Answer:

17,250

Step-by-step explanation:

A rectangle has a length of 6 cm and an area of 18 cm square what is the width of the rectangle

Answers

Answer:

3

Step-by-step explanation:

Tom has a can of paint that covers 37 1/2 m² each board on the fence has a area of 3/16 m² how many boards can he paint.

Answers

Step-by-step explanation:

37 and 1/2 divided by 3/16 =

75/2 divided by 3/16 =

75/2 * 16/3 =

25*8 = 200 <--- 75 cancels 3; 16 cancels 2

Chelsea deposits $600.00 into a bank account and is earning 8.5%simple interest. She decides to keep the account for 4 years. a) How much interest would the account have made after the 4 years?

Answers

Answer:

$204 in interest

Step-by-step explanation:

Plug in each variable into the simple interest formula: I = PRT

P = $600

R = 8.5% (0.085)

T = 4 years

Which one weighs more? (2 points)
6. Which one weighs more: a pumpkin that weighs 6 kilograms
or a turkey that weighs 15 pounds? Explain your reasoning. Note:
1 pound equals about 0.45 kilograms.
Explain how you know. (2 points)

Answers

Answer:

The turkey weighs more

Step-by-step explanation:

15 x .45 = 6.75

6.75 > 6

Brandon was trying to buy a new gaming console that costs $500. If he 17 poi
is charged 7% sales tax, how much money will he need altogether?

Answers

Answer:

Step-by-step explanation:$500 X 0.07 equals $35.00

Add $500 + $35 = $535

Rewrite the following in
decimal form:
356 thousandths

Answers

Answer :
0.356

Solving steps:




Use Law of Cosines to solve for the missing side of the triangle:

Answers

Answer: where is the picture?

Step-by-step explanation: I'll answer if it is easy for me

Pls help out! If you know the answer pls say the letter! ty!

Answers

Answer:

it's C

Step-by-step explanation:

it cuz -2 has two outputs. if this were a function each x value would only have one output.

martymade 10 kg of dough after working 5 hours. how much dough did her make if he worked 7 hours?

Answers

Answer:

14 kg

Step-by-step explanation:

10.00 for movie tickets ​

Answers

Answer:

Yup!

Step-by-step explanation:

there you have it, I hope it helps you????

hr
Solve for x. Write both solutions, separated by a
comma.
2x2 - x - 10 = 0
Enter the correct answer.

Answers

X is equivalent to 7
x is indeed equivalent to 7

What is sin 45°?
A. 1/√2
B. √3
c. 1
D. 1/√3
E. 1/2
F. √3/2​

Answers

Answer:

A. 1/√2

Step-by-step explanation:

I just took the test.

Good luck mate!

The value of Sin 45° is 1/√2

What are trigonometric functions?

In mathematics, trigonometric functions are real functions that relate an angle of a right-angled triangle to ratios of two side lengths. The six trigonometric functions are Sine, Cosine, Tangent, Secant, Cosecant, and Cotangent.

Given here Sin 45° and Sin 45 degrees is the value of sine trigonometric function for an angle equal to 45 degrees. The value of sin 45° is 1/√2 or 0.7071 (approx).

Hence, the value of Sin 45° is 1/√2

Learn more about trigonometric functions here:

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A pig farmer needs 60 square feet to house a sow. The pen is 6.4 ft by 10.5 ft. Will it be large enough? Explain your reasoning

Answers

Answer:

Yes!

Step-by-step explanation:

To find the area, multiply the sides.

6.4x10.5+67.2

Then subtract

67.2-60=7.2

There is still 7.2 ft² after the sow.

Yes! 6.4 ft by 10.5 ft. Will  be large enough

What is Area of Rectangle?

The area of Rectangle is length times of width.

Given,

A pig farmer needs 60 square feet to house a sow.

The pen is 6.4 ft by 10.5 ft.

We need to find the area we get by 6.4 ft and 10.5 ft.

The area of rectangle=Length×Breadth

6.4x10.5

67.2

67.2 is more than 60 which the farmer expected

Then subtract

67.2-60=7.2

There is still 7.2 ft² after the sow

Hence, Yes the pen is 6.4 ft by 10.5 ft is large enough.

To learn more on Rectangles click:

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Yuma needs a singer. Singer A is offering her services for an initial $75 in addition to $35 per hour. Singer B is offering his services for an initial $150 in addition to $20 per hour. When will the two singers charge the same amount of money? The two singers will charge the same amount of money after hours.

Answers

Answer:

5 hours

Step-by-step explantioon:

35x+75=20x+150

15x+75=150

15x=75

x=5

5. Write equations in slope-intercept form for three different lines that intersect at (–2, 3). Show your work.

Answers

Answer:

Equations in slope-intercept form for three different lines that intersect at (–2, 3) are y=-x+1  ,  y=3  and y=x+5

Step-by-step explanation:

General equation of slope intercept form : [tex]y-y_1=m(x-x_1)[/tex]

We are supposed to find equations in slope-intercept form for three different lines that intersect at (–2, 3).

[tex](x_1,y_1)=(-2,3)[/tex]

Substitute the value in the general equation

y-3=m(x+2)

Now substitute any 3 values of m

At m = -1

[tex]\Rightarrow y-3=-x-2 \\\Rightarrow y=-x+1[/tex]

At m =0

[tex]\Rightarrow y-3=0 \\\Rightarrow y=3[/tex]

At m =1

[tex]\Rightarrow y-3=x+2 \\\Rightarrow y=x+5[/tex]

They all intersect at the given point.

So, equations in slope-intercept form for three different lines that intersect at (–2, 3) are y=-x+1  ,  y=3  and y=x+5

Answer:

y-3=-x-2

   y=-x+1

y-3=0

 y=3

y-3=x+2

y=x+5

Step-by-step explanation

<3

Samantha invested $660 into an account that paid 3.5% interest compounded annually. Samantha did not make any additional deposits or withdrawals. What is the total amount of interest paid by this investment at the end of 5 years?

Answers

115.5. Multiply all those number together to get your answer.
Hope I helped!

115.5  is the total amount of interest paid by this investment at the end of 5 years

What is Percentage?

percentage, a relative value indicating hundredth parts of any quantity.

Given,

Samantha invested $660 into an account that paid 3.5% interest compounded annually.

We need to find  total amount of interest paid by this investment at the end of 5 years

A=P(1+rt)

A is final amount

P is principal amount

r is rate of interest

t is time

A=?,P=660,r=3.5%=0.035, t=5

A=660(1+0.035(5))

=660(1+0.175)

=660(1.175)

A=775.5

To check the total amount of interest paid by this investment at the end of 5 years

We need to find difference between initial amount and final amount

775.5-660

115.5

Hence 115.5  is the total amount of interest paid by this investment at the end of 5 years

To learn more on Percentage click:

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find the slope of the line passing through points (-6,3) and (2,5)

Answers

Answer:

1/4

Step-by-step explanation:

Slope = (5-3)/(2-(-6))

= 2/8

= 1/4

What’s the slope of the line?

Answers

Answer: 2

Step-by-step explanation:

[tex]\frac{rise}{run} = \frac{2}{1}[/tex]

Evaluate: 7.921 x 104.
79,210,000
7,921
792.1
79,210

Answers

Answer:

72,910

Step-by-step explanation:

7.291 x 10^4

10^4 means to move the decimal places four times.

7.921 = 79.210 = 792.10 = 7921.0 = 79,210

Pls I need help !!!!!!

Answers

x = 9 ..................,........................,..................,.....................

3600 stitches in 3 minutes
QUICK PLEASE

Answers

Answer:

1200

Step-by-step explanation:

Answer:

1,200 stitches a minute

Step-by-step explanation:

Hope this helps!!

define whether the relation is a function : (-4, 12), (1, 6), (4,-2), (7. -8), (10, -14)
К. yes
L. no
please help, will give brainliest

Answers

The answer is Yes. Have a good day!

Answer:

the answer is yes

Step-by-step explanation:

the answer is yes

Write the equation of a line that passes through (-5, 3) and has a slope of -2 in slope intercept form.

Answers

Answer:

y = -2x -7

Also:

Plz mark brainliest if this helped :)

A grocery store sells a bag of 3 oranges for $2.79. How much would it cost for 4 oranges?

Answers

Answer:

$3.72

Step-by-step explanation:

Divide $2.79 by 3

$0.93 is the price of one orange

$0.93 times 4 is $3.72

Hope this helps!

Divide 2.79 by 3 and you get 0.93 then times that by 4 you get your answer = 3.72
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