Q: Solve 685 = -15*r + 328 + 192 for r.

A: -11
Q: Solve:
Solve 0 = 15*c - 38 - 37 for c.

A: 5
Question: What is the solution?

Solve 0 = -221*u + 1284 + 171 + 976 for u.

Answer: 11
Problem: Math Problem
Solve 17*f - 60 = -13*f for f.

A: 2
Question:
Solve 28*i + 5543 - 4591 = 0 for i..

Answer:
-34
Question:
Solve 813*n = 45*n - 217*n - 2955 for n..

Answer:
-3