Which of the following are solutions to 2x? - 8x - 90? Select all that apply. 2
-5
-7
9
15
5

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

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.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6