question: Teacher asked me this: Solve 5*q - 4*q = 0 for q.
++++++++++
answer: 0

question: Teacher asked me this: Solve -414 = 1242*o - 1196*o for o.
++++++++++
answer: -9

question: Teacher asked me this: Solve -3520*f - 16394 - 3802 = 3213*f - 7129*f for f.
++++++++++
answer: 51

question: Teacher asked me this: Solve -30*g = -26*g - 12 for g.
++++++++++
answer:
3