document.write( "Question 433650: three years ago the average age of a family of six members was 19 years. A baby having been born, the average age of the family is same today. what is the age of baby \n" ); document.write( "
Algebra.Com's Answer #300610 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! (f-18)/6=19 \n" ); document.write( "(f+b)/7=19 \n" ); document.write( "b=1 f=132 \n" ); document.write( " |