Question

Solve each system by elimination. Show ALL work!!!

3) -7x-7y=-14
2x-4y=16
Solution:
Work:

Answer 1

\left[x \right] = \left[ 2-y\right][x]=[2−y] = 7x-7y=-14
\left[x \right] = \left[ 8+2\,y\right][x]=[8+2y] 2x-4y=16