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OpenStudy (anonymous):
Which equation shows the substitution method being used to solve the system of linear equations? x – y = 7 x = y + 3 A. x – (y + 3) = 7 B. x = (7 – x) + 3 C. (y + 3) – y = 7 D. x – y = y + 3
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OpenStudy (anonymous):
which one do you think? any thoughts?
OpenStudy (anonymous):
you know what a substitution method is, then you should be able find the answer.
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