document.write( "Question 1138425: THE SIDE OF AN EQUILATERAL TRIANGLE ARE GIVEN AS(3x+2)cm, (2y-x)cm and (y+3)cm.find x and y, and the perimeter of the triangle. \n" ); document.write( "
Algebra.Com's Answer #756221 by Boreal(15235)\"\" \"About 
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sides are equal
\n" ); document.write( "so 3x+2=2y-x=y+3
\n" ); document.write( "2y-x=y+3
\n" ); document.write( "y-3=x
\n" ); document.write( "substitute
\n" ); document.write( "3(y-3)+2=y+3
\n" ); document.write( "3y-9+2=y+3
\n" ); document.write( "2y=10
\n" ); document.write( "y=5
\n" ); document.write( "x=2
\n" ); document.write( "the sides are 8, 8, 8 with perimeter 24.
\n" ); document.write( "
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