Q: Solve -669589*u + 390 = -669599*u for u.

A: -39
Q: Solve:
Solve 222*a - 397*a + 183*a + 272 = 0 for a.

A: -34
Question: What is the solution?

Solve 79*j = 119*j - 1720 for j.

Answer: 43
Problem: Math Problem
Solve -17*d = -13*d + 8 for d.

A: -2
Question:
Solve 5*b = -1 - 4 for b..

Answer:
-1
Solve 87*d = 119 + 47 - 253 for d.
Solve this plz.

A:
-1