Which set of (x, y) ordered pairs does not represent a function of x? A {(-2, -2), (-1, -1), (0, 0), (1, 1), (2, 2)}
B {(0, -2), (0, -1), (0, 0), (0, 1), (0, 2)}
C {{2, -2), (1, -1), (0, 0), (-1, 1), (-2, 2)}
D {(-2, 0), (-1, 0), (0, 0), (1, 0), (2, 0)}

Explain how you do each step what term makes it inconsistent y=2x - 4 ?

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?