Question:
Solve -118*u - 231 = 241 for u..

Answer:
-4

Question:
Solve -276 = -73*j + 16 for j..

Answer:
4

Question:
Solve 28*p - 32*p - 33*p - 148 = 0 for p..

Answer:
-4

Question:
Solve 31 - 30 = 187*f - 16*f + 1 for f..

Answer:
0