Posted by
**danica** on
.

A heating duct has a rectangular cross section whose area is 40(inches squared).

If it is 3in longer than it is wide then what is its length and width. i need both equation and answer

Sunday

March 26, 2017
Posted by
**danica** on
.

A heating duct has a rectangular cross section whose area is 40(inches squared).

If it is 3in longer than it is wide then what is its length and width. i need both equation and answer

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