SOLUTION: Determine whether y varies directly with x. If so, find the constant of variation k and write the equation. X Y 7 11 8 13 9 15 10 17

Question 1146141: Determine whether y varies directly with x. If so, find the constant of variation k and write the equation.
X Y
7 11
8 13
9 15
10 17
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
If y varies directly with x then for some constant k,
. Do you find that to be the case here?

-
?

Is this true?
Or is ?

What do you think?
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