Solve 46*r - 239 = 37 for r.
Solve this plz.

A: 6

Solve 164*l = -44*l - 122*l - 2640 for l.
Solve this plz.

A: -8

Solve 2464 - 755 + 1858 = -123*r for r.
Solve this plz.

A:
-29