Question:
Solve 100*a - 103*a = -3 for a..

Answer:
1

Question:
Solve 23*m = -111*m - 7*m - 31*m for m..

Answer:
0

Question:
Solve 44*v + 78 = 34 for v..

Answer:
-1

Question:
Solve -14*x + 7*x = 240 - 373 for x..

Answer:
19