document.write( "Question 1137518: A boy is two years younger than his sister. Three years ago, the sum of their ages was 48. What is the boy's age? \n" ); document.write( "
Algebra.Com's Answer #755393 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "The difference in their ages will always be 2 years. \n" ); document.write( "If the sum of their ages 3 years ago was 48, the sum of their ages now is 48+2(3) = 54. \n" ); document.write( "If the sum of their ages is 54 and the boy is 2 years younger than his sister, simple logical reasoning tells us the boy is 26 and his sister is 28. \n" ); document.write( " |