josuesolano2288 josuesolano2288

21-11-2019
Mathematics

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If y varies directly as x and y=7 when x=5 what is the value of y when x=15

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tfish4807 tfish4807

21-11-2019

Answer:

y=21 when x =15

Step-by-step explanation:

Since you multiply 5 by 3 to get 15, you also multiply 7 by 3. Therefore y=21

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