Solve 0 = -8*i + 35 - 51 for i.
Solve this plz.

A: -2

Solve 189*r + 4618 + 4834 = 50*r for r.
Solve this plz.

A: -68

Solve -6*k + 3 + 5 = 2*k for k.
Solve this plz.

A:
1