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Today, 10:46

Which function models the area of a rectangle with side lengths of 2x - 4 units and x + 1 units? What is the area when x = 3?

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  1. Today, 10:55
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    8

    Step-by-step explanation:

    Length = 2x-4

    Width = x+1

    Let x=3 and find the length and width

    Length = 2*3-4 = 6-4 = 2

    Width = x+1 = 3+1 = 4

    The area is given by

    A = l*w = 2*4 = 8
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