14-12-2014
Mathematics

contestada

y=x−7
x=y+7 use any system to solve this problem and find for both x and y and tell me the solution please?

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konrad509 konrad509

14-12-2014

[tex]y=x-7\\ x=y+7\\\\ y=x-7\\ y=x-7[/tex]

The equations are identities, so [tex]x,y\in \mathbb{R}[/tex]

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