Write down the solution for this math problem: Solve 80*a = 2*a - 617 - 319 for a.
answer: -12

Write down the solution for this math problem: Solve 0 = -69053*i + 68441*i + 40392 for i.
answer: 66

Write down the solution for this math problem: Solve j = 2*j + 9*j for j.
answer: 0

Write down the solution for this math problem: Solve 3*i + 424 = 56*i for i.
answer:
8