Q: What is the solution?
Solve 78*z - 65*z + 108 = 243 + 190 for z.

A: 25

Q: What is the solution?
Solve -6*m + 9*m - 9 = 0 for m.

A: 3

Q: What is the solution?
Solve 35 + 79 = -54*j + 35*j for j.

A:
-6