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OpenStudy (anonymous):
What would be the first step in the substitution problem for the following linear system? y=-3-x 3x+y=3
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OpenStudy (anonymous):
Substitute the first equation into the second one. 3x + (3-x)=3
OpenStudy (anonymous):
3x+(-3-x)=3 Ignore the first post I dropped the minus sign.
OpenStudy (anonymous):
Thanks again! @marshallinwashington
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