Identifying if Equations are Functions or Not Functions Quick
Check
Determine if the given equations are functions or not functions.
Functions
x= 3
Not Functions
x + y = 81
y = -x + 11
y=-5x - 12
y = 2x2 - 6x + 4
y = -7

answer: i think it is (1,-2)

step-by-step explanation:

ok one would be money, and the other would be refreshments or something similar. if each bag of popcorn is 5.00 and each drink is half of that that means drinks are 2.50 the proper way to do that would to look and see how much of each you can buy without exceeding a limit of 30.00