Write down the solution for this math problem: Solve 0 = 256029*d - 256036*d + 126 for d.
answer: 18

Write down the solution for this math problem: Solve 30*w - 3264 = -174*w for w.
answer: 16

Write down the solution for this math problem: Solve -1302 + 1330 = 7*r for r.
answer: 4

Write down the solution for this math problem: Solve -27*y + 31*y = -24 for y.
answer:
-6