document.write( "Question 903539: fred is 3 years more than two and one-half times his sister's age. of fred is 18, how old is his sister? \n" ); document.write( "
Algebra.Com's Answer #548116 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Subtract 3 from Fred's age, that's 2.5 times his sister's age. \n" ); document.write( " \n" ); document.write( " |