Write down the solution for this math problem: Solve -92*k + 18*k = 518 for k.
answer: -7

Write down the solution for this math problem: Solve 0 = -2*y + 10 - 20 for y.
answer: -5

Write down the solution for this math problem: Solve -3813 = -2439*l + 3504 for l.
answer: 3

Write down the solution for this math problem: Solve 0 = 17*r - 12*r - 25 for r.
answer:
5