SOLUTION: Hey, I don't get this problem at all: if y varies directly as x and y=12 when x=8, find y when x=-4. thanks

SOLUTION: Hey, I don't get this problem at all: if y varies directly as x and y=12 when x=8, find y when x=-4. thanks

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Question 85308: Hey,

I don't get this problem at all: if y varies directly as x and y=12 when x=8, find y when x=-4.

thanks
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Write it as
solve for k

Now solve for this case:

answer
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