Question:
Solve 1042 - 4570 = -196*p for p..

Answer:
18

Question:
Solve -357*w + 498*w + 571 = -6056 for w..

Answer:
-47

Question:
Solve -4*b + 158 = 154 for b..

Answer:
1

Question:
Solve 170*n - 87*n = 94*n - 198 for n..

Answer:
18