Solve -9*j + 13*j + 4 = 0 for j.
Solve this plz.

A: -1

Solve 83318*u = 83707*u + 21784 for u.
Solve this plz.

A: -56

Solve -1736 = 193*z + 387 for z.
Solve this plz.

A:
-11