12-06-2017
Mathematics

contestada

A number plus twice the number is equal to three times the number

Respuesta :

12-06-2017

a+2a=3a
3a=3a
The answer is infinetly many solutions.

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stephaniewright stephaniewright

12-06-2017

Let the unknown value be x
A number > x
Plus> x+?
twice>x+2
the number>x+2x
is equal to>x+2x=
three times the number> x+2x=3x
3x+3x

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