SOLUTION: I need help with my math homework the instructions say The variables x and y vary directly. Use the given values to write an equation that relates x and y. x=6 y=18

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Question 19543: I need help with my math homework the instructions say
The variables x and y vary directly. Use the given values to write an equation that relates x and y.
x=6 y=18
Answer by wuwei96815(245) About Me  (Show Source):
You can put this solution on YOUR website!
If I understand your question the following answer should do:
y=3x

To test this equation substitute the value 6 for x in the equation and see if you get 18 for y's value.