Write down the solution for this math problem: Solve 0 = 105*j - 7158 + 6843 for j.
answer: 3

Write down the solution for this math problem: Solve 3154*c = 1559*c + 1550*c + 3465 for c.
answer: 77

Write down the solution for this math problem: Solve 391*n - 70 = 381*n for n.
answer: 7

Write down the solution for this math problem: Solve -4*y = -29*y + 25 for y.
answer:
1