SOLUTION: Assume that y varies directly as x. If y =4 when x =1/2, find y when x =2

Algebra ->  Algebra  -> Rational-functions -> SOLUTION: Assume that y varies directly as x. If y =4 when x =1/2, find y when x =2      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 41962: Assume that y varies directly as x. If y =4 when x =1/2, find y when x =2
Answer by fractalier(2101) About Me  (Show Source):
You can put this solution on YOUR website!
Here we have
y = kx
4 = k(1/2)
k = 8
thus
y = 8x
y = 8*2
y = 16