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Mathematics 8 Online
OpenStudy (anonymous):

Solve this system of linear equations. 18x+7y=-89 9x-9y=18

OpenStudy (anonymous):

do you want to work on this problem?

OpenStudy (saifoo.khan):

-5 -5

OpenStudy (anonymous):

its similar to the previous one !

OpenStudy (anonymous):

it was wrong </3

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