Mathematics 2 Deneme Sınavı Sorusu #486940

Two lines intersect at the point

Two lines are parallel.

Two lines are identical.

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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