Question:
Solve 14*b = 910 - 1008 for b..

Answer:
-7

Question:
Solve 26586 = 183*b + 450*b for b..

Answer:
42

Question:
Solve -44*r - 30*r - 196 = -88*r for r..

Answer:
14

Question:
Solve -22 = 2*k - 32 for k..

Answer:
5