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if y=8 whne x=24, what is the value y=9?

0 votes

im solving for x

asked Dec 5, 2013 in ALGEBRA 1 by chrisgirl Apprentice
reshown Dec 5, 2013 by goushi

1 Answer

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The given numbers form a ratio expressed as y/x = 8/24

To find x when y = 9

We set up another ratio is 9/x.

By the definition both ratio are equal 8/24 = 9/x

1/3 = 9/x

Multiple to each side by 3

3/3 = 9*3/x

1= 27/x

Divide to each side by 27.

1/27= 27/27x

1/27 = 1/x

Cross multiplication

x = 27

 

answered Dec 5, 2013 by william Mentor

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