Answer:
D
Step-by-step explanation:
in order for something to be a function, an x value cannot have more than one y value.
Answer: r=8in
Step-by-step explanation:
Answer: T = z - 3
Step-by-step explanation: "T" represents the total amount of money he has left, so T = z [Whatever amount he had to begin with] - 3 [The amount he lost]. Hope that this helps!
Another way to show this equation is with the slope-intercept for of y = x -3
Both have the same when simplified to its lowest point in the expression