Problem: Math Problem
Solve 6087*i = 6080*i - 140 for i.

A: -20

Problem: Math Problem
Solve -19*c + 2*c = 31*c + 7102 - 7486 for c.

A: 8

Problem: Math Problem
Solve -160549 - 33767 - 80868 = -2457*z for z.

A:
112