Write down the solution for this math problem: Solve 0 = 9*w + 4*w - 78 for w.
answer: 6

Write down the solution for this math problem: Solve 19624*x - 39244*x - 1357 = -19561*x for x.
answer: -23

Write down the solution for this math problem: Solve 0 = 67*x - 69*x - 6 for x.
answer: -3

Write down the solution for this math problem: Solve 26*n - 181 - 299 = -54*n for n.
answer:
6