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OpenStudy (imamermaid29):
What is the solution to the system of equations? x + y = 2 x - y = 4 ( , )
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OpenStudy (anonymous):
x is 3, y is -1 3 + (-1) = 3-1 = 2 3 - (-1) = 3+1 = 4
OpenStudy (anonymous):
you really just have to guess and check
OpenStudy (anonymous):
imsorry, i don't know how to explain this to you...
OpenStudy (anonymous):
lol
OpenStudy (imamermaid29):
thank you :) @sarenemun
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OpenStudy (anonymous):
:) no problem i just wished i knew how i could explain how i got the answer...
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