Q: Solve 0 = 519*c - 540*c + 231 for c.

A: 11

Q: Solve 104*d = -11*d - 117*d + 4176 for d.

A: 18

Q: Solve -95*t - 280 = -67*t - 48*t for t.

A: 14

Q: Solve 3648 = -39*q + 107*q - 36*q for q.

A:
114