Solve -203*t + 3123 = 890 for t.
Solve this plz.

A: 11

Solve 0 = 342*i - 637*i + 3087 - 727 for i.
Solve this plz.

A: 8

Solve -14*r + 87*r - 438 = -0*r for r.
Solve this plz.

A:
6