Write down the solution for this math problem: Solve 7508*c + 7764*c + 235860 = 6405*c - 2926*c for c.
answer: -20

Write down the solution for this math problem: Solve 0 = -8*k + 37 - 5 for k.
answer: 4

Write down the solution for this math problem: Solve -10959 = -30*h - 10749 for h.
answer: 7

Write down the solution for this math problem: Solve 0 = 39*k + 125 + 31 for k.
answer:
-4