Question:
Solve -3*j = -94 + 70 for j..

Answer:
8

Question:
Solve -27*i + 8*i = 133 for i..

Answer:
-7

Question:
Solve -140*m = -3*m + 15*m - 1672 for m..

Answer:
11

Question:
Solve 38*n - 9*n - 20*n - 180 = 0 for n..

Answer:
20