document.write( "Question 130702This question is from textbook Introductry and internediate algebra
\n" ); document.write( ": Second side of a triangle is twice as long as the first side. the third side is 1 centimeter shorter then the second side. If the perimeter is 11 1/2 centimeters long, how long is each side? Thanks Dan \n" ); document.write( "
Algebra.Com's Answer #95438 by edjones(8007)\"\" \"About 
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Let s be the second side.
\n" ); document.write( "s + s/2 + s-1 = 23/2
\n" ); document.write( "2s+s+2(s-1)=23 Multiply each side by 2 to eliminate fractions.
\n" ); document.write( "2s+s+2s-2=23
\n" ); document.write( "5s=25
\n" ); document.write( "s=5
\n" ); document.write( "1st side=2.5
\n" ); document.write( "3rd side=4
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\n" ); document.write( "Ed
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