Q: Solve 0 = 18*a - 21*a - 3 for a.

A: -1
Q: Solve:
Solve 0 = 16*a - 3*a for a.

A: 0
Question: What is the solution?

Solve -165*u - 184*u = -284*u + 1105 for u.

Answer: -17
Problem: Math Problem
Solve 138*k + 30 = 133*k for k.

A: -6
Question:
Solve 234*z + 110*z - 813 = 2971 for z..

Answer:
11
Q: What is the solution?
Solve -3*f + 2*f + 3 = 0 for f.

A:
3