Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Section 3.1 - Simplifying Algebraic Expressions - Exercise Set: 107

Answer

$7(2x+1)+3(2x+3)$ $area\ is\ (20x+16)\ m^2$

Work Step by Step

The area of the composite figure is the sum of the areas of the two rectangles. $7(2x+1)+3(2x+3)=14x+7+6x+9=20x+16$
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