document.write( "Question 1049062: the dimensions of a rectangle are 2x+1 and x-1 if each dimensions are increased by 2 units write and simplify an expression that reprsents an increase in area \n" ); document.write( "
Algebra.Com's Answer #664607 by MathLover1(20855)\"\" \"About 
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the dimensions of a rectangle are \"2x%2B1\" and \"x-1\"\r
\n" ); document.write( "\n" ); document.write( "\"%282x%2B1%29%28x-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2-2x%2Bx-1\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2-x-1\"->the area before dimensions are increased\r
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\n" ); document.write( "\n" ); document.write( " if each dimensions are increased by \"2\" units, we have\r
\n" ); document.write( "\n" ); document.write( "\"2x%2B1%2B2\" and \"x-1%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%2B3\" and \"x%2B1\"\r
\n" ); document.write( "\n" ); document.write( "the area is:\r
\n" ); document.write( "\n" ); document.write( "\"%282x%2B3%29%28x%2B1%29\" \r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2%2B2x%2B3x%2B3\" \r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2%2B5x%2B3\" ->expression that represents increase in area\r
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