Q: What is the solution?
Solve 38*c + 4897 - 5315 = 0 for c.

A: 11

Q: What is the solution?
Solve -5*a - 165 + 135 = -2*a for a.

A: -10

Q: What is the solution?
Solve 0 = -47*s - 19*s + 462 for s.

A:
7