Question:
Solve -49*g - 15 = -0*g + 720 for g..

Answer:
-15

Question:
Solve 3615*i - 3791*i + 1807 - 5327 = 0 for i..

Answer:
-20

Question:
Solve 86*a + 80*a = -81*a + 278*a - 1271 for a..

Answer:
41

Question:
Solve 5547*i - 5545*i = -36 for i..

Answer:
-18