Algebra

The length of a rectangle is 3 times the width. If the length is increased by 4 cm and the width is decreased by 1 cm,the parimeter would be 102 cm, find the dimensions of the original rectangle.

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  1. the permeter of a rectangle is 90cm what is the area of the rectangle if the width is (2x+6) and the length is (3x-1)

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  2. 2((3w+4)+(w-1)) = 102
    w=12

    2((2x+6)+(3x-1))) = 90
    x=8

    So, on both problems, you can now figure the answers needed.

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