Cyprian Cyprian

11-04-2016
Mathematics

contestada

Sue is thinking of a number

She multiplies the number by 8 and then subtracts 66 the answer is twice the original number

Respuesta :

11-04-2016

Let the number be x
X *8 = 8x
8x-66= twice of the number
8x-66=2x
-66=2x-8x
-66=-6x
Divide both sides by -6
X=11

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