document.write( "Question 305206: The length of a rectangle is 3 inches longer than twice it's width w. Write a polynomial expression in standard form in terms of w for the area of the rectangle. Find the area of the rectangle for w= 10 \n" ); document.write( "
Algebra.Com's Answer #218556 by mananth(16946)\"\" \"About 
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let width be w \r
\n" ); document.write( "\n" ); document.write( "length = 2w+3\r
\n" ); document.write( "\n" ); document.write( "Area = L*W\r
\n" ); document.write( "\n" ); document.write( "=w*(2w+3)
\n" ); document.write( "=2w^2+3w is the area\r
\n" ); document.write( "\n" ); document.write( "if w=10\r
\n" ); document.write( "\n" ); document.write( "Area =2*10*10+3*10\r
\n" ); document.write( "\n" ); document.write( "230 sq. inches\r
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