Question:
Solve 15*n - 4026 = -4056 for n..

Answer:
-2

Question:
Solve -3*j - 4 = -28 for j..

Answer:
8

Question:
Solve 912*w + 806 = -919*w + 1857*w for w..

Answer:
31

Question:
Solve -38367 = -537*b - 17961 for b..

Answer:
38