document.write( "Question 317511: Let the length and width of a rectangle be 4y and y-3 respectively. If a square inside the rectangle has a side of length y-7, find the remaining area. \n" ); document.write( "

Algebra.Com's Answer #227371 by Fombitz(32388) $\"\"$ $\"About$

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The rectangle's area is,
\n" ); document.write( " $\"A1=L%2AW=4y%28y-3%29=4y%5E2-12\"$
\n" ); document.write( "The area of the square is,
\n" ); document.write( " $\"A2=s%5E2=%28y-7%29%5E2=y%5E2-14y%2B49\"$
\n" ); document.write( "The remaining area is,
\n" ); document.write( " $\"A=A1-A2=4y%5E2-12-%28y%5E2-14y%2B49%29\"$
\n" ); document.write( " $\"highlight%28A=3y%5E2%2B14y-61%29\"$
\n" ); document.write( " \n" ); document.write( "

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