document.write( "Question 183763: The width of a rectangle is fixed at 16cm. What lengths will make the perimeter grater than 86cm?\r
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Algebra.Com's Answer #137904 by math_il(6)\"\" \"About 
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perimeter > 86
\n" ); document.write( "substitute with formula for perimeter
\n" ); document.write( "2*(length+width) >86
\n" ); document.write( "divide by 2
\n" ); document.write( "length+width >43
\n" ); document.write( "substitute for width
\n" ); document.write( "length+16 >43
\n" ); document.write( "length >43-16
\n" ); document.write( "length > 27. So the length must be greater than 27cm
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