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Mathematics 23 Online
OpenStudy (anonymous):

x - y = 4 x + y = 8 The x-coordinate of the solution to the system shown is _____.

OpenStudy (anonymous):

add them together and get \(2x=12\) then solve for \(x\)

OpenStudy (anonymous):

add 2x to both sides?

OpenStudy (anonymous):

|dw:1374632232027:dw|

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