document.write( "Question 340810: A 45ft wire is split into 3 pieces. One is 15 ft,another is to be 2 ft less than 3 times the length of the last? Find the length of all the pieces? \n" ); document.write( "
Algebra.Com's Answer #244132 by mananth(16946)![]() ![]() You can put this solution on YOUR website! one is 15 ft. \n" ); document.write( "let the third be x feet \n" ); document.write( "the second is 3x-2. \n" ); document.write( "... \n" ); document.write( "15+x+3x-2 = 45 \n" ); document.write( "13+4x=45 \n" ); document.write( "add -13 to both sides \n" ); document.write( "13-13+4x=45-13 \n" ); document.write( "4x=32 \n" ); document.write( "divide by 4 \n" ); document.write( "x= 32/4 \n" ); document.write( "x= 8 one piece. \n" ); document.write( "second piece = 3x-2 = 3*8-2 \n" ); document.write( "= 22 \n" ); document.write( ".. \n" ); document.write( "15,8,22 . add them up you will get 45 \n" ); document.write( " |