Given the function f (x) = 3x - 6, what is the value of f (9)

A 5
B 9
C 21
D 27

The equation g = -9t + 100 represents the amount of money remaining on a gift card, g, after t movie tickets have been purchased. How much money will be left on the gift card after 8 tickets have been purchased?

A $28
B $72
C $87
D $92


Which value for x and y will make the table represent a function?

X | Y
——-
2 | 9
——-
3 | ?
——-
? | 8

Two answers choices

A x = 2, y= 6
B x = 3, y= 9
C x = 1, y = 7
D x = 4, y = 8