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7x + 2y = -8 х- бу = -20 Is there a variable isolated?
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4 votes
7x + 2y = -8
х- бу = -20
Is there a variable isolated?

User OddEssay
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1 Answer

13 votes
No, you need to isolate one of the variables for it to be isolated. Either y or x.
User Ddavison
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