document.write( "Question 212814: The preview of a rectangle is 136 feet. The length is seven feet less than four times the width. Find the length and width. \n" ); document.write( "
Algebra.Com's Answer #160800 by drj(1380)\"\" \"About 
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The perimeter of a rectangle is 136 feet. The length is seven feet less than four times the width. Find the length and width.\r
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\n" ); document.write( "\n" ); document.write( "Step 1. Let l = 4w-7 length of rectangle and let w be the width. And we are given that length is seven feet less than 4 times the width.\r
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\n" ); document.write( "\n" ); document.write( "Step 2. Let P = 136 ft be the perimeter. Perimeter means adding the 4 sides of a rectangle. So,\r
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\n" ); document.write( "\n" ); document.write( "\"P=4w-7%2B4w-7%2Bw%2Bw\"\r
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\n" ); document.write( "\n" ); document.write( "\"P=10w-14\"\r
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\n" ); document.write( "\n" ); document.write( "\"P=10w-14=136\"\r
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\n" ); document.write( "\n" ); document.write( "Step 3. Add 14 to both sides of equation to get 4w by itself\r
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\n" ); document.write( "\n" ); document.write( "\"10w-14%2B14=136%2B14\"\r
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\n" ); document.write( "\n" ); document.write( "\"10w=150\"\r
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\n" ); document.write( "\n" ); document.write( "Step 4. Divide 10 to both sides of equation\r
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\n" ); document.write( "\n" ); document.write( "\"10w%2F10=150%2F10\"\r
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\n" ); document.write( "\n" ); document.write( "\"w=+15+\"\r
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\n" ); document.write( "\n" ); document.write( "l=4w-7=60-7=53 ft\r
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\n" ); document.write( "\n" ); document.write( "Step 5. w = 15 is the width of the rectangle and length is 53 since\r
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\n" ); document.write( "\n" ); document.write( "Check P=10w-14=10(15)-14=136 So w = 15 ft and l = 53 ft is the solution.\r
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\n" ); document.write( "\n" ); document.write( "Hope the above steps were helpful. Good luck in your homework and studies! \r
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\n" ); document.write( "\n" ); document.write( "Respectfully
\n" ); document.write( "Dr J\r
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\n" ); document.write( "\n" ); document.write( "Hope you understood and followed the steps. Good luck in your studies. Dr J \r
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