SOLUTION: There are 30 students in a class and x of them are boys. Write down an expression for the number of girls in the class.

Algebra ->  Expressions-with-variables -> SOLUTION: There are 30 students in a class and x of them are boys. Write down an expression for the number of girls in the class.      Log On


   



Question 1129531: There are 30 students in a class and x of them are boys. Write down an expression for the number of girls in the class.
Answer by ikleyn(52803) About Me  (Show Source):