Write down the solution for this math problem: Solve -134*r - 7375 + 11261 = 0 for r.
answer: 29

Write down the solution for this math problem: Solve -6*w = -7*w - 22*w + 46 for w.
answer: 2

Write down the solution for this math problem: Solve 5589*r + 483*r + 384240 = -1933*r for r.
answer: -48

Write down the solution for this math problem: Solve -28 = -16*f + 20 for f.
answer:
3