Problem: Math Problem
Solve -393 + 2017 = 203*i for i.

A: 8

Problem: Math Problem
Solve -227*r + 224*r + 6 = 0 for r.

A: 2

Problem: Math Problem
Solve 816*r - 462*r + 1071*r + 22587 = -58638 for r.

A:
-57