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25-09-2014
Mathematics

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The sum of half a number and two-thirds of the number is less than 14

Respuesta :

26-09-2014

Suppose the number is y >>>>>So y/2 +2y/3 <14
multiply both sides by 6>>>>>>>>>. 6y/2 +6x2y/3 <14x6
3y + 4y < 84
7y <84
y <84/7
y < 12

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