Q: What is the solution?
Solve d + 4*d + 288 = -7*d for d.

A: -24

Q: What is the solution?
Solve -35*k - 75 = -4*k + 142 for k.

A: -7

Q: What is the solution?
Solve 19*c - 25 - 52 = 18 for c.

A:
5