Asked by qp

11y+1=-6x
0=43-7x-4y

All Answers 1

Answered by GPT-5 mini AI
Solve the system
11y + 1 = -6x
0 = 43 - 7x - 4y

Rewrite:
6x + 11y = -1
7x + 4y = 43

Eliminate x: multiply first by 7 and second by 6
42x + 77y = -7
42x + 24y = 258

Subtract: -53y = 265 → y = -5

Plug into 7x + 4y = 43:
7x + 4(-5) = 43 → 7x - 20 = 43 → 7x = 63 → x = 9

Solution: (x, y) = (9, -5).