Mathematics 2 Deneme Sınavı Sorusu #486940

Which of the following is true  about the graphical interpretation of the system of linear equations


Two lines intersect at the point 

Two lines are parallel.

Two lines are identical.

Two lines intersect at the point

Two lines intersect at the point


Yanıt Açıklaması:

We multiply the second equation by 2, then the linear equations become

Now we add the equations to eliminate the term

then one gets

If we back-subsitute

into the equations

we obtain

Then these lines intersect at the point

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