3 years ago

Solve the system of equations below.

Mathematics

1 answer:

trapecia [35]3 years ago

5 0

Answer:

A) x + y = 8

B) 3x + 2y = 21

We multiply A) by -2

A) -2x -2y = -16 Then we add this to

B) 3x + 2y = 21

x = 5

y = 3

Second answer is correct

Step-by-step explanation:

You might be interested in

Please help me on these

Sergeu [11.5K]

1. x = 25 inches
2. Triangle c

3 0

3 years ago

Perform all the steps to evaluate this expression.

xz_007 [3.2K]

Answer: the answer is 8

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

Gianna is taking a multiple choice test with a total of 100 points available. Each question is worth exactly 5 points. What woul

tatiyna

Answer:

Her test score would be an 85 because 5x3=15 and then you would subtract 15 from 100 which would be 85

equation would be x=100-(5y)

8 0

3 years ago

Read 2 more answers

Which fraction is modeled by the number line?<br> A. 2/3<br> B. 2/2<br> C. 3/4<br> D. 1/3

KonstantinChe [14]

Answer:

Step-by-step explanation:

I think that would be c not completely sure but I hope it helps

7 0

3 years ago

Read 2 more answers

150 tissues to fill an area 3 ft long and 2 ft wide. they want to fill an area of 8 ft long and 7 ft wide. what is the total num

Mamont248 [21]

I'm not sure I'm not good at things :/

8 0

3 years ago