QUESTION: Math problem: Solve -170*a + 174*a = -24 for a.
ANS: -6
QUESTION: Math problem: Solve 47*b = 149*b - 76*b - 1508 for b.
ANS: 58
QUESTION: Math problem: Solve 139 = c + 165 for c.
ANS: -26
QUESTION: Math problem: Solve -109*x - 15355 - 3311 = 989*x for x.
ANS:
-17