4/9 of the students are in one class are boys. what fraction of the class re girls

The function g(x) is defined as shown. x-1, -2 g(x) = 2x+3, -1 6-x, x23

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Evaluate the expression for the given value of the variable 7a - 4a for a =8