karalea karalea

13-07-2016
Mathematics

contestada

The length of a rectangle is 12 inches more than its width. What is the width of the rectangle if the perimeter is 42 inches?

x best represents

x+12 best represents

Respuesta :

adrianahf012 adrianahf012

13-07-2016

x=width

x + (x+12)=42
2x+12=42
2x=30
x=15

width=15

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