QUESTION: Math problem: Solve 2*x = 115 - 107 for x.
ANS: 4
QUESTION: Math problem: Solve 4*q + 12 = 10*q for q.
ANS: 2
QUESTION: Math problem: Solve -113*z = 530*z + 412*z - 8440 for z.
ANS: 8
QUESTION: Math problem: Solve 80*b + 95 = 99*b for b.
ANS:
5