Q: Solve 252*r = 125*r - 1905 for r.

A: -15

Q: Solve 10*g - 6*g = 0 for g.

A: 0

Q: Solve 18137 + 15634 = 582*y + 10491 for y.

A: 40

Q: Solve 0 = 30*t - 54*t for t.

A:
0