Which set of ordered pairs does not show y as a function of x? A. {(6,-2): (7.-3): (8,-4); (9,-5) B. {(1,-2); (4, -2): (4, -2); (1, -2)} C. {(2, -2): (3.-3); (4,-4): (5,-5)} D. {(2,-2): (4, -3): (6.-7): (8,-8)

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation