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Math word problem

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The length&breadth of a rectangle are (x+5)cm&3cm respectively.Find the length if the area of the rectangle is 42 cm2.

  • Math word problem -

    length = x+5 cm
    breadth = 3 cm

    area = length x breadth

    42 cm^2 = 3 cm(x+5 cm)

    42 cm^2 = 3x cm + 15 cm^2

    now solve for x

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