document.write( "Question 82140: The perimeter of an isosceles triangle is 37 inches. the lenghts of the two equal legs are 6 inches less than 3 times the length of the base. find the lengths of the three sides. \n" ); document.write( "
Algebra.Com's Answer #58853 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! SIDES=3B-6 \n" ); document.write( "2(3B-6)+B=37 \n" ); document.write( "6B-12+B=37 \n" ); document.write( "7B=37+12 \n" ); document.write( "7B=49 \n" ); document.write( "B=49/7 \n" ); document.write( "B=7 in. FOR THE BASE LENGTH, \n" ); document.write( "SIDE=3*7-6 \n" ); document.write( "SIDE=21-6 \n" ); document.write( "SIDE=15 in. \n" ); document.write( "PROOF \n" ); document.write( "2*15+7=37 \n" ); document.write( "30+7=37 \n" ); document.write( "37=37 \n" ); document.write( " \n" ); document.write( " |