Question:
Solve 561*t - 596 - 5559 = 577 for t..

Answer:
12

Question:
Solve 540 = -12*c - 61*c - 44 for c..

Answer:
-8

Question:
Solve -6*z + 191 = 155 for z..

Answer:
6

Question:
Solve 5*b - 3 = 2 for b..

Answer:
1