question: Teacher asked me this: Solve -10*d + 7689 - 7829 = 0 for d.
++++++++++
answer: -14
Solve -945*b = -931*b - 42 for b.
Solve this plz.

A: 3
QUESTION: Math problem: Solve 4*l = -9 + 5 for l.
ANS: -1
Q: What is the solution?
Solve 90 = -74*a - 576 for a.

A: -9
Write down the solution for this math problem: Solve 0 = 30*u + 3921 - 3231 for u.
answer: -23
Problem: Math Problem
Solve -16*q + 17*q = 0 for q.

A:
0