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The sum of three numbers is 109 . the third number is 2 times the second. the second number is 9 less than the first. what are the numbers?
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The sum of three numbers is 109 . the third number is 2 times the second. the second number is 9 less than the first. what are the numbers?
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Feb 17, 2020
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The sum of three numbers is 109 . the third number is 2 times the second. the second number is 9 less than the first. what are the numbers?
Mathematics
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Mahn
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Mahn
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Let x = the first number
Let x - 9 = the second number
Let 2(x - 9) = the third number
Now we are told that:
x + (x - 9) + 2(x -9) = 4x - 27 = 109
This means that x = 34 - the first number
25 = the second number
50 = the third number
Rajinder
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Feb 23, 2020
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Rajinder
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