document.write( "Question 1148957: My car will be twice as old in four years as it was three years ago. How old is my car? \n" ); document.write( "
Algebra.Com's Answer #770315 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Using logical reasoning instead of formal algebra.... \n" ); document.write( "The difference between \"in four years\" and \"three years ago\" is 7 years. \n" ); document.write( "If that difference is 7 years, and the age of the car in 4 years is 2 times its age 3 years ago, then the car's ages 4 years from now and 3 years ago have to be 14 and 7. \n" ); document.write( "So the current age of the car is 14-4=10 years (or 7+3=10 years). \n" ); document.write( " \n" ); document.write( " |