maylintorres53 maylintorres53

21-06-2019
Mathematics

contestada

Suppose y varies directly with x. Write a direct variation equation that relates x and y. Then find the value of y when x=12

Y=7 when x=3

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hienh4517 hienh4517

21-06-2019

So x= 3, y= 7

3/7 = 12/21

Which number times 3 is equal 12
3(4) = 12
So 7(4) = 28

X= 12 , y= 28

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