Problem: Math Problem
Solve 0 = -43*z + 120*z - 231 for z.

A: 3

Problem: Math Problem
Solve -6*y = -2*y - 8 for y.

A: 2

Problem: Math Problem
Solve 2066*b + 643*b + 271*b - 579*b - 67228 = 0 for b.

A:
28