document.write( "Question 846779: the length of a poster is 2 inches longer than twice its width. if the diagonal of the poster is 13inches, wha are the length and width of the poster? \n" ); document.write( "
Algebra.Com's Answer #509932 by josgarithmetic(39617)\"\" \"About 
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x is width
\n" ); document.write( "y is length\r
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\n" ); document.write( "\n" ); document.write( "\"y=2%2B2x\" and \"x%5E2%2By%5E2=13%5E2\";
\n" ); document.write( "Substitute for y.
\n" ); document.write( "\"x%5E2%2B%282%2B2x%29%5E2=13%5E2\"
\n" ); document.write( "Take it from here.
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