Problem: Math Problem
Solve -265*u + 226*u + 507 = 0 for u.

A: 13

Problem: Math Problem
Solve -15450 = -8873*j - 13912 - 45903 for j.

A: -5

Problem: Math Problem
Solve -13*s - 1376 = -1285 for s.

A:
-7