QUESTION: Math problem: Solve 8*i + 15 = -25 for i.
ANS: -5
QUESTION: Math problem: Solve -13*v = 13*v + 208 for v.
ANS: -8
QUESTION: Math problem: Solve -86*t + 28*t - 89*t - 441 = 0 for t.
ANS: -3
QUESTION: Math problem: Solve 508*b = 150*b - 716 for b.
ANS:
-2