question: Teacher asked me this: Solve 0 = 57*d - 5*d - 104 for d.
++++++++++
answer: 2
Solve 385*r - 358*r + 34026 = 348*r for r.
Solve this plz.

A: 106
QUESTION: Math problem: Solve 46*k - 51*k = 15 for k.
ANS: -3
Q: What is the solution?
Solve -62*x - 29*x - 81 = -21*x + 269 for x.

A: -5
Write down the solution for this math problem: Solve -2536 = -124*c + 1936 + 736 for c.
answer: 42
QUESTION: Math problem: Solve 28*x = 6*x + 26*x + 4 for x.
ANS:
-1