SOLUTION: teh variable =s x and y vary directly. Write an equation that relates the variables. Then find y when x=10. x=2, y=6

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Question 10199: teh variable =s x and y vary directly. Write an equation that relates the variables. Then find y when x=10.
x=2, y=6

Answer by gsmani_iyer(201) About Me  (Show Source):
You can put this solution on YOUR website!
The variables x and y vary directly means they change in such a way
that the ratio y%2Fx is constant. Here, x=2 and y=6;
So y%2Fx = 6%2F2 = 3%2F1
If x = 10, then y%2F10 = 3%2F1 = 30%2F10
so y = 30 Answer

y%2Fx=%283+%2A+10%29%2F%281%2A10%29 = 30%2F10
So y = 30 Answer
gsm