Look at the following numbers: −2, −1, 0, 1 Which pair of numbers has a sum of zero? (5 points) Select one: a. 1, −1 b. −2, 0 c. −2, 1 d. −1, 0

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

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

Construct the graph that models the given situation