QUESTION: Math problem: Solve 28*v - 473 = -277 for v.
ANS: 7
QUESTION: Math problem: Solve 229*l - 577*l = -93*l + 4590 for l.
ANS: -18
QUESTION: Math problem: Solve -86*o - 186 = 7*o for o.
ANS: -2
QUESTION: Math problem: Solve -3249 = -898*v + 1069*v for v.
ANS:
-19