Q: Solve 15*u = 32*u + 136 for u.

A: -8

Q: Solve 169*i = 12*i - 942 for i.

A: -6

Q: Solve -471 = -23*y - 333 for y.

A: 6

Q: Solve 484*k = 151*k - 4329 for k.

A:
-13