document.write( "Question 525377: Could you please answer the following. \"A rectangle has a perimeter of 38 feet and an area of 48 square feet. What are the dimensions of the rectangle\"? \n" ); document.write( "
Algebra.Com's Answer #348079 by oberobic(2304)\"\" \"About 
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2(L+W) = 38
\n" ); document.write( "L*W = 48
\n" ); document.write( "so
\n" ); document.write( "W = 48/L
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\n" ); document.write( "substitute
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\n" ); document.write( "2(L+48/L) = 38
\n" ); document.write( "2L +96/L = 38
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\n" ); document.write( "multiply both sides by L to eliminate the fraction
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\n" ); document.write( "2L^2 +96 = 38L
\n" ); document.write( ".
\n" ); document.write( "2L^2 -38L +96 = 0
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\n" ); document.write( "divide by 2
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\n" ); document.write( "L^2 -19L +48 = 0
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\n" ); document.write( "factor
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\n" ); document.write( "(L-3)(L-16) = 0
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\n" ); document.write( "L = 3 or L=16
\n" ); document.write( "so
\n" ); document.write( "W = 16 or 3, respectively
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\n" ); document.write( "Done.
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