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Mathematics 17 Online
OpenStudy (anonymous):

Solve the following systems of linear equations. [x + y= 6] [x - y = 2] Help! What do I do?? Thanks!

OpenStudy (ganpat):

can u add these equations ??

OpenStudy (btaylor):

Add vertically: |dw:1343752390623:dw| you get 2x = 8, so x=4 then 4+y = 6, so y=2 Viola!

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