Question:
Solve 243*o = 841 - 112 for o..

Answer:
3

Question:
Solve 168*a - 224 = -560 for a..

Answer:
-2

Question:
Solve 1114*m - 41130 = -12059 + 22173 for m..

Answer:
46

Question:
Solve 53*r = -27*r - 31*r + 1332 for r..

Answer:
12