QUESTION: Math problem: Solve -3*q + 15 = 4*q + 22 for q.
ANS: -1
QUESTION: Math problem: Solve 559*a = 863*a + 964*a + 46916 for a.
ANS: -37
QUESTION: Math problem: Solve 400 - 113 = -25*i - 13 for i.
ANS: -12
QUESTION: Math problem: Solve -524*c + 479*c + 180 = 0 for c.
ANS:
4