SOLUTION: There are 18 boys in the class. There are w fewer boys than girls. How many students are in the class?

Question 858306: There are 18 boys in the class. There are w fewer boys than girls. How many students are in the class?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
= number of girls in the class
= number of boys in the class
We are told that
<--->
We need to find out the number of students in the class.
We expect that all the boys and girls in the class are students,
and that every students in the class is either a boy or a girl,
so
= number of students in the class
substituting for ,

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