Question:
Solve 16 - 86 = 10*q for q..

Answer:
-7

Question:
Solve 27*h + 496*h = -9937 for h..

Answer:
-19

Question:
Solve -3941*u - 3927*u - 280 = -7876*u for u..

Answer:
35

Question:
Solve 923*z + 180 = 908*z for z..

Answer:
-12