Solve -37*x + 23*x = -126 for x.
Solve this plz.

A: 9

Solve 19*o = -0*o - 29*o + 336 for o.
Solve this plz.

A: 7

Solve -7420*v = -7186*v + 3042 for v.
Solve this plz.

A:
-13