Solve -2*l + 8460 = -76*l - 79*l - 35*l for l.
Solve this plz.

A: -45

Solve 34*v = 13*v + 21 for v.
Solve this plz.

A: 1

Solve 17*a + 14*a + 42*a = 292 for a.
Solve this plz.

A:
4