Question:
Solve 88*n = 142*n + 149*n + 406 for n..

Answer:
-2

Question:
Solve -143 = 80*h + 577 for h..

Answer:
-9

Question:
Solve -1874682 = -40*b - 1877042 for b..

Answer:
-59

Question:
Solve 0 = -7*x - 2*x + 54 for x..

Answer:
6