Question

The origin is contained in the solution set for the following system of inequalities:

2x + y < 5
2x - y< 3
Answer: True False

Answer 1

The origin is (x,y)=(0,0). So if you replace x with 0 and y with 0, you will be able to see if they are true or false. OK so far?

Answer 2

The first becomes
2(0)+0 < 5
which is true.

Answer 3

The second becomes
2(0)-0 < 3.

Is this true also?

Answer 4

ohk yes i got tht

Answer 5

Great.

Answer 6

so its true rite?

Answer 7

Yes.

Answer 8

well that was easy! thnx so much