Write down the solution for this math problem: Solve 25*j = 28*j for j.
answer: 0

Write down the solution for this math problem: Solve 16*i + 56*i + 290 = -73*i for i.
answer: -2

Write down the solution for this math problem: Solve 0 = -1305*w + 80492 + 42178 for w.
answer: 94

Write down the solution for this math problem: Solve 178*o + 892 - 1475 - 1019 = 0 for o.
answer:
9