document.write( "Question 632066: The sum of a brother and sister age is 8 years. If the age of the sister is 7 years younger than the brother, what are their ages? \n" ); document.write( "
Algebra.Com's Answer #397990 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! b+s=8 \n" ); document.write( "s=b-7 \n" ); document.write( "b+b-7=8 \n" ); document.write( "2b=15 \n" ); document.write( "b=7.5 \n" ); document.write( "s=.5\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |