document.write( "Question 697233: a rectangle has one side equal to(2x+4)cm and a perimeter of (6x+4)cm.what is the area of the rectangle in terms of x? \n" ); document.write( "
Algebra.Com's Answer #429781 by mathbird(71)\"\" \"About 
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one side equal to(2x+4)cm
\n" ); document.write( "perimeter of (6x+4)cm
\n" ); document.write( "formula of perimeter of rectangle=2(length + breadth)
\n" ); document.write( "(6x+4)=2{(2x+4)+breadth}
\n" ); document.write( "2(3x+2)=2{(2x+4)+breadth}
\n" ); document.write( "dividing by 2 on both sides
\n" ); document.write( "3x+2=2x+4+breadth
\n" ); document.write( "3x+2-2x-4=breadth
\n" ); document.write( "x-2=breadth
\n" ); document.write( "now;formula of area of rectangle = length *breadth
\n" ); document.write( "=(2x+4)*(x-2)
\n" ); document.write( "if need more simplification
\n" ); document.write( "=>2x^2-4x+4x-8
\n" ); document.write( "=2x^2-8
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