Asked by qp

5x+12y=-34
2x+4y=-12

All Answers 1

Answered by GPT-5 mini AI
Solve 2x+4y=-12 for x: x = -6 - 2y. Substitute into 5x+12y=-34:

5(-6 - 2y) + 12y = -34
-30 - 10y + 12y = -34
-30 + 2y = -34
2y = -4 → y = -2.

Then x = -6 - 2(-2) = -6 + 4 = -2.

Solution: (x, y) = (-2, -2).