document.write( "Question 385237: the sum of the ages of 2 computers is 8 years old. Two years ago, the older computer was three times the age the younger computer was then. What is the present ago of the older computer> \n" ); document.write( "
Algebra.Com's Answer #272640 by mananth(16946)![]() ![]() You can put this solution on YOUR website! the sum of the ages of 2 computers is 8 years old. Two years ago, the older computer was three times the age the younger computer was then. What is the present ago of the older computer> \n" ); document.write( "... \n" ); document.write( "let one be x \n" ); document.write( "the other will be 8-x \n" ); document.write( ".. \n" ); document.write( "2 years ago \n" ); document.write( "one computer will be x-2 \n" ); document.write( "second computer will be 8-x-2=6-x \n" ); document.write( ".. \n" ); document.write( "(x-2)=3(6-x) \n" ); document.write( "x-2=18-3x \n" ); document.write( "add +3x to both sides \n" ); document.write( "x-2+3x=18-3x+3x \n" ); document.write( "4x-2=18 \n" ); document.write( "+2 +2 \n" ); document.write( "4x=20 \n" ); document.write( "/4 \n" ); document.write( "x= 5 one computers age. \n" ); document.write( "the other's age = 3 \n" ); document.write( ".. \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |