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OpenStudy (anonymous):
x=-7y+33 3x-2y=7 solve using substitution please help
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OpenStudy (anonymous):
@AnswerMyQuestions can u please help?
OpenStudy (anonymous):
Hmm, I don't understand how you could use substitution... :/
OpenStudy (anonymous):
from previous help they have gotten y by itself then solving for that the plugging it into the next equation
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