Write down the solution for this math problem: Solve -863 - 365 - 326 = 222*i for i.
answer: -7

Write down the solution for this math problem: Solve 0 = 2979*h - 3067*h + 3432 for h.
answer: 39

Write down the solution for this math problem: Solve -55 = 1246*x - 1235*x for x.
answer: -5

Write down the solution for this math problem: Solve -10*d + 7689 - 7829 = 0 for d.
answer:
-14