PLZ HELP FAST (test)

The function used would be y = 5x

The price would be $80

Step-by-step explanation:

This would be the function because:

30/6 = 5

40/8 = 5

50/10 = 5

5 * 16 = 60

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.