Mathematics 2 Deneme Sınavı Sorusu #474005

What is the solution of the above system of linear equations?



Yanıt Açıklaması:

We multiply first equation by 2 obtain the cofficient of the

to have different signs. Hence the linear equations become

Now we add the equations to eliminate the term

 then one has 

into the equation

we obtain 

The solution is the ordered pair

Correct answer is C.

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