question: Teacher asked me this: Solve 4 = -23*s + 21*s for s.
++++++++++
answer: -2
Solve 223 = 126*k - 8*k - 131 for k.
Solve this plz.

A: 3
QUESTION: Math problem: Solve 705*j = 680*j + 28 + 22 for j.
ANS: 2
Q: What is the solution?
Solve -13*s - 109439 = 2*s - 108569 for s.

A: -58
Write down the solution for this math problem: Solve -11*x + 29*x + 54 = 0 for x.
answer: -3
QUESTION: Math problem: Solve -20 + 14 = 6*m for m.
ANS:
-1