Problem: Math Problem
Solve -885*u + 38769 = -61*u + 10753 for u.

A: 34

Problem: Math Problem
Solve 1170*r - 1190*r = 160 for r.

A: -8

Problem: Math Problem
Solve -611*a - 426*a + 578*a = 159*a + 70452 for a.

A:
-114