Q: What is the solution?
Solve 384 = 45*z - 95 + 209 for z.

A: 6

Q: What is the solution?
Solve 17*c + 9*c - 178 = 4 for c.

A: 7

Q: What is the solution?
Solve 66*c - 918 = 6 for c.

A:
14