Q: Solve 6*o - 411 + 381 = 0 for o.

A: 5
Q: Solve:
Solve 7*r + 16*r - 115 = 0 for r.

A: 5
Question: What is the solution?

Solve 151 = 8*a + 231 for a.

Answer: -10
Problem: Math Problem
Solve 13*x - 7 = -72 for x.

A: -5
Question:
Solve 4*c - 6*c + c + 11 = 0 for c..

Answer:
11
Question:
Solve 31316 - 9392 = 189*o for o..

Answer:
116