Question:
Solve 38912*v = 38970*v - 522 for v..

Answer:
9

Question:
Solve 89831*p - 44960*p - 44938*p - 67 = 0 for p..

Answer:
-1

Question:
Solve 9*r - r = -3*r - 55 for r..

Answer:
-5

Question:
Solve -5976 = 146940*y - 293920*y + 146897*y for y..

Answer:
72