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If y varies directly with x and x=21 and y=14, what is the constant of proportionality? Write your answer as a fraction.
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If y varies directly with x and x=21 and y=14, what is the constant of proportionality? Write your answer as a fraction.

User Jarek C
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1 Answer

5 votes
y = ax

a = y/x

a = 14/21

a = 2/3


User Matt Weldon
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