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Algebra 7 Online
OpenStudy (anonymous):

9x + 2y = -50 and -3x + y = 20 using the substitution method

OpenStudy (anonymous):

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OpenStudy (anonymous):

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OpenStudy (anonymous):

I'm having problems coming up with the same answer for x. That's what's throwing me off.

OpenStudy (anonymous):

Which part are you stuck on? Did you isolate the y?

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