Solve -15*p = -54*p - 159000 + 158142 for p.
Solve this plz.

A: -22

Solve -435*l = -70*l - 14*l + 7020 for l.
Solve this plz.

A: -20

Solve 0 - 1 = -y for y.
Solve this plz.

A:
1