document.write( "Question 751585: 2l+2w=228 L=w+42 How do you find the length(L) and width(w)?
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Algebra.Com's Answer #457290 by Cromlix(4381)\"\" \"About 
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2L + 2W = 228
\n" ); document.write( "L = W + 42
\n" ); document.write( "Substitute (w + 42) for L
\n" ); document.write( "2(W + 42) + 2W = 228
\n" ); document.write( " 2W + 84 + 2W = 228
\n" ); document.write( " 4W = 228 - 84
\n" ); document.write( " 4W = 144
\n" ); document.write( " W = 36
\n" ); document.write( "Therefore Width = 36 and Length = (W + 42)
\n" ); document.write( "= 36 + 42 = 78\r
\n" ); document.write( "\n" ); document.write( "Hope this helps
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