document.write( "Question 155081This question is from textbook algebra
\n" ); document.write( ": a triangle has two equal sides and a third side that is 15 cm long. if the perimeter is 50cm, how long is each of the two equal sides? \n" ); document.write( "
Algebra.Com's Answer #114175 by checkley77(12844)\"\" \"About 
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15+2x=50
\n" ); document.write( "2x=50-15
\n" ); document.write( "2x=35
\n" ); document.write( "x=35/2
\n" ); document.write( "x=17.5 cm. for the length of each of he 2 equal sides.
\n" ); document.write( "Proof:
\n" ); document.write( "15+2*17.5=50
\n" ); document.write( "15+35=50
\n" ); document.write( "50=50
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