Question:
Solve 57*n - 713 = -33*n - 83 for n..

Answer:
7

Question:
Solve -5*m + 8*m = 2*m for m..

Answer:
0

Question:
Solve 135934 = 2149*j - 92719 + 82521 for j..

Answer:
68

Question:
Solve 10*n - 27 = 37*n for n..

Answer:
-1