Q: Solve 0 = -45*r + 450 - 135 for r.

A: 7
Q: Solve:
Solve 0 = 211*i - 197*i + 98 for i.

A: -7
Question: What is the solution?

Solve 222*s + 50677 = 65995 for s.

Answer: 69
Problem: Math Problem
Solve -3*w - 1 + 13 = 0 for w.

A: 4
Question:
Solve 44*o + 669 + 43 = -36 for o..

Answer:
-17
Q: What is the solution?
Solve -31*u - 142 - 165 = -121 for u.

A:
-6