Q: Solve 147244 - 145256 = 71*f for f.

A: 28
Q: Solve:
Solve 0 = 31*u + 12*u + 129 for u.

A: -3
Question: What is the solution?

Solve 842*a - 18699 = -10115 + 17518 for a.

Answer: 31
Problem: Math Problem
Solve 2*n = -520 + 520 for n.

A: 0
Question:
Solve 0 = -4*b - 12 + 28 for b..

Answer:
4
Question: What is the solution?

Solve -890*k = -1060*k - 5950 for k.

Answer:
-35