The set of ordered pairs below represents a function. {(–9, 1), (–5, 2), (0, 7), (1, 3), (6, –10)} Josiah claims that the ordered pair (6, –10) can be replaced with any ordered pair and the set will still represent a function. Select all ordered pairs that could be used to show that this claim is incorrect. (–5, 1) (4, 7) (1, 12) (–10, –10) (–9, –6)

Can someone me with this? i’m not sure what to put for my equations.

Question 27 of 28 1 point what is the slope of the line shown below? (3,-2) (2,-4)

The bottom of ignacio's desktop is 74.5cm from the floor. ignacio's sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk