Question:
Solve -10 = -7*a - 17 for a..

Answer:
-1

Question:
Solve 73*t + 45 = 64*t for t..

Answer:
-5

Question:
Solve 0 = 2*b - b + 6 for b..

Answer:
-6

Question:
Solve -783 + 1226 = -218*p + 3495 for p..

Answer:
14