Solve 60*v + 300 = 52*v + 340 for v.
Solve this plz.

A: 5

Solve 3181*a - 2987*a - 3298 = 0 for a.
Solve this plz.

A: 17

Solve -2386*j = -134030 + 23547 - 123287 + 35732 for j.
Solve this plz.

A:
83