Solve 8097*o = 11001*o - 287607 - 23121 for o.
Solve this plz.

A: 107

Solve -1158 + 277 = 55*z + 384 for z.
Solve this plz.

A: -23

Solve -84*d + 40*d = -616 for d.
Solve this plz.

A:
14