Write down the solution for this math problem: Solve 7*h = 17*h + 50 for h.
answer: -5

Write down the solution for this math problem: Solve -4946 = 13*h - 4985 for h.
answer: 3

Write down the solution for this math problem: Solve 335*n = 5553*n + 208720 for n.
answer: -40

Write down the solution for this math problem: Solve 45 = 49*f + 88 + 251 for f.
answer:
-6