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OpenStudy (anonymous):
In rectangle ABCD, if AB = 7x - 3 and CD = 4x + 9. then x =
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OpenStudy (austinl):
|dw:1374159969601:dw| this correct?
OpenStudy (sumi29):
@AleahHunter16: Are you familiar with the properties of a rectangle? Hint: Opposite sides are equal in length.
OpenStudy (austinl):
7x-3=4x+9 solve for x
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