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22 January, 07:30

The area of a room is 396 square feet. The length is (x + 8) feet and the width is (x + 4) feet. Find the dimensions of the room.

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  1. 22 January, 07:52
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    22 ft by 18 ft

    Step-by-step explanation:

    Area = l * w

    Area = (x+8) * (x+4) = x^2 + 12x+32

    396 = x^2 + 12x+32

    400 = (x+6) ^2

    20 = x+6

    x = 14

    x+8 = 22

    x+4 = 18
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