Solve 1143*j = 87*j - 171*j + 8589 for j.
Solve this plz.

A: 7

Solve -329 + 343 = 14*n for n.
Solve this plz.

A: 1

Solve -353*j - 924*j + 67476 - 3075 = -50529 for j.
Solve this plz.

A:
90