SOLUTION: If y varies directly as x, and y = 8 when x = 5, find y when x = 15.

Algebra ->  Radicals -> SOLUTION: If y varies directly as x, and y = 8 when x = 5, find y when x = 15.      Log On


   

Question 1096984: If y varies directly as x, and y = 8 when x = 5, find y when x = 15.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
y=kx
8=k*5
k=8/5
use k in next part
y=(8/5)*15
y=24