14-07-2015
Mathematics

contestada

The difference between a number and eleven is three more than half the number

Respuesta :

14-07-2015

x - the number

The expression:
[tex]x-11=\frac{1}{2}x+3[/tex]

Solution:
[tex]x-11=\frac{1}{2}x+3 \\ x-\frac{1}{2}x=3+11 \\ \frac{1}{2}x=14 \\ x=14 \times 2 \\ x=28[/tex]

The number is 28.

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