Q: What is the solution?
Solve -372*r = 7038 + 1146 for r.

A: -22

Q: What is the solution?
Solve -284 + 298 = -14*p for p.

A: -1

Q: What is the solution?
Solve 942*c = 418*c + 456*c + 1428 for c.

A:
21