Question:
Solve -27*u - 948 = -27*u - 79*u for u..

Answer:
12

Question:
Solve -53 + 101 = -8*s for s..

Answer:
-6

Question:
Solve -7*v + 44 = 4*v for v..

Answer:
4

Question:
Solve -941*v = -888*v - 477 for v..

Answer:
9