Q: Solve 0 = i - 428 - 429 + 850 for i.

A: 7

Q: Solve 62*w = 4*w - 85*w + 1287 for w.

A: 9

Q: Solve -7*i - 33*i - 460 = 60 for i.

A: -13

Q: Solve 3 = -12*w + 11*w for w.

A:
-3