Question:
Solve 0 = -14*w + 78 - 120 for w..

Answer:
-3

Question:
Solve -103*c - 2899 = -777 - 474 for c..

Answer:
-16

Question:
Solve -286*b + 10 = -276*b for b..

Answer:
1

Question:
Solve 5421*m + 54392 + 104436 = -3802 for m..

Answer:
-30