Question:
Solve 12*n + 32 = -40 for n..

Answer:
-6

Question:
Solve -995*j + 999*j + 12 = 0 for j..

Answer:
-3

Question:
Solve -9*k = -2 + 92 for k..

Answer:
-10

Question:
Solve -57*b + 196 = -139*b + 68*b for b..

Answer:
-14