Question

Solve the system by elimination
14x + 7y = -28
-7x - 2y = 17

Answer 1

1. y = -2x - 4

2. y = -7/2x - 17/2

Explanation:

14x + 7y = -28

-14x -14x

7y = -14x -28

-- -- --

7 7 7

y = -2x - 4

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-7x - 2y = 17

+7x +7x

-2y = 7x + 17

-- -- --

-2 -2 -2

y = -7/2x - 17/2

Answer 2

I have made it in above figure hope it helps