Q: Solve -40*u + 35*u - 5 = 0 for u.

A: -1

Q: Solve 5*y = 299*y - 149*y + 2613 + 4637 for y.

A: -50

Q: Solve -154 = 3*u + 11*u for u.

A: -11

Q: Solve m - 10*m = 45 for m.

A:
-5