document.write( "Question 909199: The sides of an equilateral triangle are given as y+5 , 2x-7 and x+y-9 respectively. Find the lengths of the sides. \n" ); document.write( "
Algebra.Com's Answer #551670 by swincher4391(1107)![]() ![]() You can put this solution on YOUR website! y+5 = x+y-9\r \n" ); document.write( "\n" ); document.write( "5 = x - 9\r \n" ); document.write( "\n" ); document.write( "x = 14\r \n" ); document.write( "\n" ); document.write( "2(14) - 7 = y+5\r \n" ); document.write( "\n" ); document.write( "21 = y+5\r \n" ); document.write( "\n" ); document.write( "y = 16\r \n" ); document.write( "\n" ); document.write( "16 +5 = 21\r \n" ); document.write( "\n" ); document.write( "2(14) -7 = 21\r \n" ); document.write( "\n" ); document.write( "14+16-9 = 21\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "All the sides are 21.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |