document.write( "Question 787185: In a triangle with two sides of equal length The third side measures 15 inches less than the sum Of the 2 equal sides. The perimeter of the triangle is 53 inches. Find the Length Of the three side \n" ); document.write( "
Algebra.Com's Answer #478128 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Two equal sides = x \n" ); document.write( "Third side = 2x - 15 \n" ); document.write( "Perimeter = x + x + (2x - 15) \n" ); document.write( "53 = x + x + 2x - 15 \n" ); document.write( "Collect like terms \n" ); document.write( "4x = 53 + 15 \n" ); document.write( "4x = 68 \n" ); document.write( "x = 17 \n" ); document.write( "Two equal sides = 17 inches \n" ); document.write( "Third side = 19 inches. \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " \n" ); document.write( " |