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Algebra

The area of a rectangle is 2X squared minus X -21 squared meters.The width is 2X -7 squared meters. What is the length?

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  1. ever try just typing the math?
    the area is 2x^2-x-21
    the width is 2x-7
    the length is area/width = (x+3)
    check:
    (2x-7)(x+3) = 2x^2-x-21 ✅

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