Prealgebra (7th Edition)

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

Chapter 3 - Review - Page 204: 16


$(45x+8)\ cm^2$

Work Step by Step

The area of the figure is the sum of the areas of the two rectangles. area = width x length $10(x-2)+7(5x+4)$ $\longrightarrow$distributive property $10x-20+35x+28$ $\longrightarrow$combine like terms $45x-20+28$ $\longrightarrow$combine constants $45x+8$
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