Question:
Solve -109551 + 751881 + 206280 = 20205*r for r..

Answer:
42

Question:
Solve 0 = -157*g + 164*g + 119 for g..

Answer:
-17

Question:
Solve -331*j - 334034 = -346612 for j..

Answer:
38

Question:
Solve 36 = -37*z + 31*z for z..

Answer:
-6