Q: What is the solution?
Solve -20*a + 25*a + 10 = 0 for a.

A: -2

Q: What is the solution?
Solve 534*q - 488*q + 920 = 0 for q.

A: -20

Q: What is the solution?
Solve 133530 + 175152 = 9354*h for h.

A:
33