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Mathematics 8 Online
OpenStudy (anonymous):

4x + y = 0 8x - y = 6 A. (, -4) B. (, -2) C. (1, -4) D. (2, -8)

OpenStudy (jojokiw3):

Do you know how to solve for Y using the top equation?

OpenStudy (anonymous):

no

OpenStudy (jojokiw3):

Kk. So add -4x to both sides. what do you get?

OpenStudy (anonymous):

y=-4x

OpenStudy (jojokiw3):

Exactly. Now you can replace the y on the bottom with -4x. So what do you get when you do that?

OpenStudy (anonymous):

8x-(-4x)=6

OpenStudy (jojokiw3):

Simplify?

OpenStudy (anonymous):

1/2,-2

OpenStudy (anonymous):

(1/2,-2)

OpenStudy (jojokiw3):

Yeah. Good job. :)

OpenStudy (anonymous):

To be honest I just guessed

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