Question

Choose the system of equations which matches the following graph A.5x − y = 7
2x − y = 0
B.5x − y = 7
2x + y = 0
C.5x + y = −7
2x + y = 0
D. 5x + y = −7
2x − y = 0

Answer 1

look at the intersection of the graph, it's (1, -2)
plug this into both equations in your choices..
it's

Answer 2

@dpaInc that makes much more sense than what I just did lol:)

Answer 3

but your's is more detailed.. :)