Q: Solve -1764 + 351 = -90*a + 3988 - 541 for a.

A: 54

Q: Solve -300*c = -292*c for c.

A: 0

Q: Solve -9*y = 3 - 48 for y.

A: 5

Q: Solve 55*q = 15*q + 280 for q.

A:
7