Write down the solution for this math problem: Solve -132*x - 3120 = 108*x for x.
answer: -13

Write down the solution for this math problem: Solve 164*c - 83*c - 104 = 68*c for c.
answer: 8

Write down the solution for this math problem: Solve 13912 + 7647 + 7350 + 1223 = 279*j for j.
answer: 108

Write down the solution for this math problem: Solve f = 5*f + 12 for f.
answer:
-3