document.write( "Question 1141729: The perimeter of a rectangle is 22 in. If the length is one more than the width, what is the area of the rectangle, a square inches? \n" ); document.write( "
Algebra.Com's Answer #762332 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "The perimeter of a rectangle is \"22in\".\r
\n" ); document.write( "\n" ); document.write( "\"P=2%28L%2BW%29\"\r
\n" ); document.write( "\n" ); document.write( "=>\"2%28L%2BW%29=22in\"\r
\n" ); document.write( "\n" ); document.write( "=>\"L%2BW=22in%2F2\"\r
\n" ); document.write( "\n" ); document.write( "=>\"L%2BW=11in\"........eq.1\r
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\n" ); document.write( "\n" ); document.write( " If the length \"L\" is one more than the width \"W\", we have\r
\n" ); document.write( "\n" ); document.write( "\"L=W%2B1in\"....eq.2\r
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\n" ); document.write( "\n" ); document.write( "substitute it in eq.1\r
\n" ); document.write( "\n" ); document.write( "\"W%2B1in%2BW=11in\"........eq.1....solve for \"W\"\r
\n" ); document.write( "\n" ); document.write( "\"2W=11in-1in\"\r
\n" ); document.write( "\n" ); document.write( "\"2W=10in\"\r
\n" ); document.write( "\n" ); document.write( "\"W=+5in\"\r
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\n" ); document.write( "\n" ); document.write( "go to eq.2, substitute \"W\"\r
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\n" ); document.write( "\n" ); document.write( "\"L=W%2B1in\"....eq.2\r
\n" ); document.write( "\n" ); document.write( "\"L=5in%2B1in\"\r
\n" ); document.write( "\n" ); document.write( "\"L=6in\"\r
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\n" ); document.write( "\n" ); document.write( "now find the area:\r
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\n" ); document.write( "\n" ); document.write( "\"A=L%2AW\"\r
\n" ); document.write( "\n" ); document.write( "\"A=6in%2A5in\"\r
\n" ); document.write( "\n" ); document.write( "\"A=30in%5E2\"\r
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