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Algebra

by R.K » Sun May 27, 2012 2:07 am
If x is an integer and y=9x+13, what is the greatest value of x for which y is less than 100?????[/i]
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by Anurag@Gurome » Sun May 27, 2012 2:11 am
R.K wrote:If x is an integer and y=9x+13, what is the greatest value of x for which y is less than 100?
We need to find out the maximum value of x for which (9x + 13) is less than 100

--> (9x + 13) < 100
--> 9x < (100 - 13) = 87
--> x < 87/9 = 9.(something)

As x is an integer, maximum possible value of x is 9.
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