Question:
Solve 15*p + 105 = 30*p for p..

Answer:
7

Question:
Solve 10*r - 66 = 32*r for r..

Answer:
-3

Question:
Solve -196 - 932 = 94*y for y..

Answer:
-12

Question:
Solve -298 - 5644 = 95*x - 1382 for x..

Answer:
-48