QUESTION: Math problem: Solve -42*m = -39*m - 15 for m.
ANS: 5
QUESTION: Math problem: Solve 390025 - 389188 = -31*o for o.
ANS: -27
QUESTION: Math problem: Solve 0 = 3465*m - 3467*m - 8 for m.
ANS: -4
QUESTION: Math problem: Solve 26718*z + 16580 = 22050*z - 118792 for z.
ANS:
-29