Solve -384 = -39*z - 40*z + 801 for z.
Solve this plz.

A: 15

Solve 8340 + 30551 - 10667 = 882*j for j.
Solve this plz.

A: 32

Solve -58*r = -12*r + 1151 - 369 for r.
Solve this plz.

A:
-17