Solve 56*z + 290 = 962 for z.
Solve this plz.

A: 12

Solve 49*x = 101*x + 106*x - 690 - 6578 for x.
Solve this plz.

A: 46

Solve 0 = -5*k + 684 - 709 for k.
Solve this plz.

A:
-5