Problem: Math Problem
Solve -186 + 7746 = -3729*u + 1209*u for u.

A: -3

Problem: Math Problem
Solve -6 - 7 = 2*p - 1 for p.

A: -6

Problem: Math Problem
Solve 0 = -10*j + 16*j - 42 for j.

A:
7