Q: Solve 93*u - 67*u - 56*u = -1290 for u.

A: 43

Q: Solve 250*c - 729*c - 599*c + 31931 = -215*c for c.

A: 37

Q: Solve j + 6 = 2 for j.

A: -4

Q: Solve -2373740*x + 2373648*x - 4140 = 0 for x.

A:
-45