alicehatter alicehatter

13-12-2017
Mathematics

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what is the slove system of linear equation by elimination of x+y=2 and 2x+7y=9

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dylantarver460 dylantarver460

13-12-2017

Now, adding the two together, we get:
5y=5
So y=1. To find x, we just plug in y=1 to either equation.
x%2B1=2
So x=1. Thus the solution is (1,1)

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