Question:
Solve -2422*u - 119916 = -1548*u + 1306*u + 1151*u for u..

Answer:
-36

Question:
Solve 1185*j - 85061 = 60694 for j..

Answer:
123

Question:
Solve -1374*r + 15 = -1369*r for r..

Answer:
3

Question:
Solve -17*r = 32*r + 1439 - 2370 for r..

Answer:
19