1.)

{5x+y=2

4x+y=4

Use the linear combination method.

A. (0, 2)

B. (-2, 12)

C. (-3, 17)

D. (1, - 8)

2.)

Solve.

{2d-e=7

d+e=5

Use the linear combination method.

A. There are infinitely many solutions.

B. There is no solution.

C. The solution is (4, 1).

D. The solution is (3, - 1).

3.)

What is the solution of the system?

5x-y=-21

x+y=-3

4.)

What is the solution of the system?

-3x+9y=36

4x+12y=24

5.)

What is the solution of the system of equations?

7/2x-1/2y=9/2

3x-y=5

Question

Erik Ayala

5 January, 13:47

+1

Answers (2)

Know the Answer?

Eduardo Bauer · Answer 1

Eduardo Bauer 5 January, 15:46

0

The answer to Q2 should be C

Brooks Terry · Answer 2

1.

B. (-2, 12)

2.

B. There is no solution.

3.

(-4, 1)

4.

(-3, 3)

5.

(1, - 2)