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The value of y varies directly as x and y is 9 when x is -3 what constant of variation k?

The value of y varies directly as x and y is 9 when x is -3 what constant of variation k?
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The value of y varies directly as x and y is 9 when x is -3 what constant of variation k?

User Santhu
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1 Answer

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y/x=k

when y=9, then x= -3
9/-3=-3
⇒ k= -3
User Kesselhaus
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