document.write( "Question 504107: The perimeter of a triangle is 93 centimeters. If two sides are equally long and the third side is 9 centimeters longer than the others, find the lengths of the three sides. \n" ); document.write( "
Algebra.Com's Answer #339543 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! The perimeter of a triangle is 93 centimeters. \n" ); document.write( "If two sides are equally long and the third side is 9 centimeters longer than the others, find the lengths of the three sides. \n" ); document.write( ": \n" ); document.write( "Let x = the length of the equal sides \n" ); document.write( "then \n" ); document.write( "(x+9) = the length of the 3rd side \n" ); document.write( ": \n" ); document.write( "2x + (x+9) = 93 \n" ); document.write( "3x = 93 - 9 \n" ); document.write( "3x = 84 \n" ); document.write( "x = \n" ); document.write( "x = 28 is the length of the equal sides \n" ); document.write( "and \n" ); document.write( "28+9 = 37 is the length of the 3rd side \n" ); document.write( " |