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Mathematics 12 Online
OpenStudy (anonymous):

{3y+6x=3 {y-x=-7

OpenStudy (nincompoop):

just because you're a zombie fan

OpenStudy (anonymous):

lol nin

OpenStudy (anonymous):

So, you want to help? :D

OpenStudy (anonymous):

make second lines equal to y

OpenStudy (anonymous):

y=x-7 plug that into y in first equation

OpenStudy (anonymous):

OR

OpenStudy (anonymous):

{3y+6x=3 {y-x=-7 simplify fist line y+2x=1

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