tricia28 tricia28

06-11-2016
Mathematics

contestada

When a certain number is trebled then decreased by 1, the result is twice as much as 5 more than the number? What is the number?

Respuesta :

charstar charstar

06-11-2016

3x-1=2(x+5)
3x-1=2x+10
x-1=10
x=11

Hope this helps :)

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