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OpenStudy (rebecca1588):
Which equation shows the substitution method being used to solve the system of linear equations? x – y = 7 x = y + 3 A. (y + 3) – y = 7 B. <<<<<<<
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OpenStudy (anonymous):
I think it is C, I am unsure.
OpenStudy (rebecca1588):
Thanks :)
OpenStudy (anonymous):
This is confusing... x-3=y and x+7=y
OpenStudy (anonymous):
oh wait nvm x-3=y... x-7=y...
OpenStudy (rebecca1588):
If I get this 1 wrong its no big deal ^^
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OpenStudy (anonymous):
D cannot be right because x-x would equal zero not seven
OpenStudy (anonymous):
A could be right, it shows the first equation... x-y=7
OpenStudy (anonymous):
I believe it is A
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