Question:
Solve 151 = -9*h + 178 for h..

Answer:
3

Question:
Solve 939*z + 180 = 919*z for z..

Answer:
-9

Question:
Solve -962*m - 2968*m + 111492 = -996*m for m..

Answer:
38

Question:
Solve 9*i + 1781 - 1521 = -17*i for i..

Answer:
-10