Solve 0 = -3*v + 8*v + 20 for v.
Solve this plz.

A: -4

Solve -11*x = -2 - 20 for x.
Solve this plz.

A: 2

Solve 687*x = -428*x - 195*x + 278*x + 5160 for x.
Solve this plz.

A:
5