11-04-2017
Mathematics

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x + y = k
x - y = k
The solution of the system shown is

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Аноним Аноним

11-04-2017

x = k and y = 0 is the solution

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AdoNice AdoNice

11-04-2017

I'd say its the numbers repeat and they are two equations (k,0) you can use elimination to eliminate y

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