Problem: Math Problem
Solve 25*z - 23*z + 16*z = 450 for z.

A: 25

Problem: Math Problem
Solve -89*c - 7974 = -429*c + 866 for c.

A: 26

Problem: Math Problem
Solve -32*z - 31*z + 884 = 17*z + 2564 for z.

A:
-21