Question: What is the solution?

Solve 4*f = -199 + 183 for f.

Answer: -4

Question: What is the solution?

Solve 1006 = 64*s + 90*s - 3306 for s.

Answer: 28

Question: What is the solution?

Solve 332*z - 282*z - 550 = 0 for z.

Answer: 11

Question: What is the solution?

Solve -66*h + 6063 = -90*h - 105*h for h.

Answer:
-47