Question:
Solve 188 = 436*m - 458*m - 120 for m..

Answer:
-14

Question:
Solve -36*v - 509 = -53*v + 953 for v..

Answer:
86

Question:
Solve 43*b + 84 - 256 = 0 for b..

Answer:
4

Question:
Solve 7*j = 2*j + 47*j for j..

Answer:
0