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)![]() ![]() You can put this solution on YOUR website! 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( " |