Write down the solution for this math problem: Solve -141 = 42*f - 57 for f.
answer: -2

Write down the solution for this math problem: Solve -7*g - 23 = -51 for g.
answer: 4

Write down the solution for this math problem: Solve -67*k - 33 = -502 for k.
answer: 7

Write down the solution for this math problem: Solve 103 = -4*q + 87 for q.
answer:
-4