Write down the solution for this math problem: Solve 0 = -167*n + 6855 - 8358 for n.
answer: -9

Write down the solution for this math problem: Solve -2515*r - 350610 = 9172*r for r.
answer: -30

Write down the solution for this math problem: Solve 2297*d - 1718 = 342 + 237 for d.
answer: 1

Write down the solution for this math problem: Solve 60 = -2*j + 14*j for j.
answer:
5