Q: Solve 0 = 157*c - 51*c - 65*c - 697 for c.

A: 17

Q: Solve -18580 = 581*w - 2893 for w.

A: -27

Q: Solve 4160 = 823*q - 563*q for q.

A: 16

Q: Solve 3096*z - 74580 = 108086 + 58822 for z.

A:
78