Question:
Solve -4792*j + 4786*j = -12 for j..

Answer:
2

Question:
Solve 24*m + 182 = -2*m for m..

Answer:
-7

Question:
Solve 84*n - 660 = 156*n - 92*n for n..

Answer:
33

Question:
Solve 144*b = -139*b + 278*b - 20 for b..

Answer:
-4