document.write( "Question 528991: A rectangle has a width of n-4 and a length of 3n^2+2n . What is the perimeter of the rectangle \n" ); document.write( "
Algebra.Com's Answer #349473 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Just like the perimeter of any other rectangle, 2 times the length plus 2 times the width. Plug in the expressions and simplify. You won't be able to express the perimeter any way other than a quadratic trinomial in n, but nothing in the problem says that you have to do anything more than that.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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