document.write( "Question 554442: A boy is 17 years old and his sister is twice as old. When the boy is 23 years old, what will be the age of his sister? \n" ); document.write( "
Algebra.Com's Answer #361336 by Hankmanscott(3)![]() ![]() ![]() You can put this solution on YOUR website! 40 \n" ); document.write( " |