erinmarieee erinmarieee

26-10-2016
Mathematics

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use elimination method to solve 3x+y=-14 and -2x-y=9

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Аноним Аноним

26-10-2016

I hope this helps you

3x+y-2x-y= -14+9

x= -5

-2. (-5) -y=9

10-y=9

y=1

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