crystalbarborek crystalbarborek

15-10-2016
Mathematics

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when 21 is subtracted from six times a certain number the result is 117 what is the number

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madhattedlady madhattedlady

15-10-2016

the answer is 40.5 because 117/6=19.5 19.5+21=40.5

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15-10-2016

Let the number = x

6x - 21 = 117

6x = 138

x = 138/6 = 23

Number is 23

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