Which two lines are parallel? How do you know? A. 6x - 3y = 15
B. 6x + 3y = 9
C. 3y = 62 +9

its c or d   take a lucky guess my dude

the answer is (-4,-4)

hope this ! : d

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.