document.write( "Question 6720: 1. The first side of a triangle is 2 feet longer than the second. The third side is triple the second. The perimeter of the triangle is 42 feet. Find the length of each side of the triangle.\r
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\n" ); document.write( "\n" ); document.write( "2. Anna is a store supervisor. The sales clerk earns $4000 per year less than Anna. The sum of Anna's annual salary and the clerk's annual salary is $61,200. Find Anna's and the clerk's annual salaries.\r
\n" ); document.write( "\n" ); document.write( "Define the variable expressions.\r
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Algebra.Com's Answer #3815 by longjonsilver(2297)\"\" \"About 
You can put this solution on YOUR website!
the artemis solution is badly wrong. Ignore it.\r
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\n" ); document.write( "\n" ); document.write( "Let middle length be x --> side2
\n" ); document.write( "so, side1 is x+2
\n" ); document.write( "and side3 is 3x\r
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\n" ); document.write( "\n" ); document.write( "perimeter is 3 sides added to give 42, so\r
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\n" ); document.write( "\n" ); document.write( "x + x+2 + 3x = 42
\n" ); document.write( "5x + 2 = 42
\n" ); document.write( "5x = 40
\n" ); document.write( "x = 8\r
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\n" ); document.write( "\n" ); document.write( "so, three sides are 8, 10 and 24\r
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\n" ); document.write( "\n" ); document.write( "jon.
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