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Math·Algebra·Linear equations in two variables

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Hassan put up wire fencing along each edge of a rectangular garden with a length of $x$ feet and a width of $y$ feet. Hassan put up a total length of 22 feet of wire fencing. Which equation represents this situation?

A

$xy=22$

B

$2xy=22$

C

$x+y=22$

D

$2x+2y=22$