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Mathematics 15 Online
OpenStudy (anonymous):

Please Help!! The coordinate grid shows points A through K. Which points are solutions to the system of inequalities listed below? 2x + y < 10 2x − 4y > 8 E, F, G, H, J E, F, G A, C, D, K A, E, F

OpenStudy (aihberkhan):

Do you have a picture of the coordinate grid? @wolf07

OpenStudy (anonymous):

yes, I am getting it

OpenStudy (aihberkhan):

Okay.

OpenStudy (aihberkhan):

I see it. One moment.

OpenStudy (aihberkhan):

Okay. Let's Get Started! :)

OpenStudy (anonymous):

I got A before, but it said it was wrong??

OpenStudy (aihberkhan):

\(2x + y ≤ 10 \) \(y ≤ - 2x + 10\) As the sign is ≤, you keep only the part below the red line, included the red line \(2x - 4y < 8 \) \(- 4y < - 2x + 8 \) \(y > (- 2x + 8)/- 4 \) \(y > - (1/2)x - 2 \) As the sign is >, you keep only the part above the blue line So the final answer is C! A, C, D, K! :)

OpenStudy (aihberkhan):

Hope this helped! Have a great day! :) A medal would also be appreciated! Just click best response next to my name! Also, a fan would be appreciated as well! Just hover over my icon and click "Become A Fan". This will allow you to see every time I am online! :) If you see that I am online and need help with a question, just tag me in your question! @wolf07

OpenStudy (anonymous):

Ok, thank you so so so much!!!

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