Which exponential expression is equivalent to
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Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

Use circumcenter theorem to solve for the given values