Evaluate the expression by using the given values of the variables.
y ÷ 3 • 2 – 8 ÷ x + 5 where x = 4 and y = 12

a. 5
b. 11
c. 21
d. 9

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done