Question:
Solve 2373*v - 29180 = -348*v + 101428 for v..

Answer:
48

Question:
Solve 28*r = 24*r + 8 for r..

Answer:
2

Question:
Solve 288*u - 127*u = 144*u + 170 for u..

Answer:
10

Question:
Solve 0 = -17*o + 311 - 30 - 60 for o..

Answer:
13