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Mathematics 18 Online
OpenStudy (anonymous):

x + y = –2 x + 4y = 12 x – y = 2 x + 4y = 12 x + y = –2 x – 4y = –12 x – y = 2 x – 4y = –12

OpenStudy (anonymous):

OpenStudy (anonymous):

@hartnn

OpenStudy (anonymous):

can u help me ^n^

hartnn (hartnn):

since intersection point is (-4,2), it satisfies x+y = -2. so its either 1st or 3rd option.

OpenStudy (anonymous):

really sheesh

hartnn (hartnn):

x-4y=-12 is satisfied by (-4,2)

hartnn (hartnn):

so its 3rd.

OpenStudy (anonymous):

seee

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