Question

Which ordered pairs are solutions to the inequality 2x + y > 8 ? Choose all answers that are correct.

Question 10 options:

(3,2)


(-1,9)


(5,-1)


(4,3)

Answer 1

Hi again!

2x + y > 8

The correct answer is option D
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Honestly I don't think we can solve the equation to find the answer. What we can do is to find the boundary line. (I think you know what that is) After that, shading the appropriate area.

y > -2x + 8

Again, credit to my beautiful graphing calculator. Here is how it looks like.