document.write( "Question 457158: if an equilateral triangle with side x has the same perimeter as another triangle with sides 5,8 and x what is the value of x? \n" ); document.write( "
Algebra.Com's Answer #313775 by edjones(8007)\"\" \"About 
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3x=5+8+x
\n" ); document.write( "2x=13
\n" ); document.write( "x=6.5
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