Solve 2750*r = 2754*r + 8 for r.
Solve this plz.

A: -2

Solve -60 = -58*t + 48*t for t.
Solve this plz.

A: 6

Solve 0*w + 0*w = -15*w - 150 for w.
Solve this plz.

A:
-10