Problem: Math Problem
Solve 314*r + 55 = 149*r + 160*r for r.

A: -11

Problem: Math Problem
Solve 53*x - 1036 = -4*x + 47 for x.

A: 19

Problem: Math Problem
Solve -215 = -96*d + 40 + 129 for d.

A:
4