Write down the solution for this math problem: Solve -43*s + 99 + 288 = 0 for s.
answer: 9

Write down the solution for this math problem: Solve 493*h + 126 = 511*h for h.
answer: 7

Write down the solution for this math problem: Solve 15*k + 155 + 535 - 375 = 0 for k.
answer: -21

Write down the solution for this math problem: Solve 1140 = -44*m - 7*m - 6*m for m.
answer:
-20