document.write( "Question 945295: The base of an isosceles triangle is 3 more than 2 times the length of the legs and the perimeter is 23. What is the length of the base?
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Algebra.Com's Answer #576454 by lwsshak3(11628)\"\" \"About 
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The base of an isosceles triangle is 3 more than 2 times the length of the legs and the perimeter is 23. What is the length of the base?
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\n" ); document.write( "let x=length of legs
\n" ); document.write( "2x+3=length of base (3 more than 2 times the length of the legs)
\n" ); document.write( "2(length+width)=perimeter
\n" ); document.write( "2x+2x+3)=23
\n" ); document.write( "4x=20
\n" ); document.write( "X=5
\n" ); document.write( "2x+3=13
\n" ); document.write( "length of base=13 units
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