question: Teacher asked me this: Solve 6*k + 21 = 13*k for k.
++++++++++
answer: 3
Solve 75*x + 6 = 69*x for x.
Solve this plz.

A: -1
QUESTION: Math problem: Solve 0 = 28*j + 122*j + 184 + 2066 for j.
ANS: -15
Q: What is the solution?
Solve -v = 13*v + 14 for v.

A: -1
Write down the solution for this math problem: Solve -3*l = 2 - 14 for l.
answer: 4
Q: Solve:
Solve -7638 + 3807 = 2*s - 3807 for s.

A:
-12