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Mathematics 7 Online
OpenStudy (anonymous):

Which of the following points lie in the solution set to the following system of inequalities? y > -3x + 3 y > x + 2

OpenStudy (aravindg):

Where are the points?

OpenStudy (anonymous):

(2, -5) (-2, 5) (2, 5) (-2, -5)

OpenStudy (aravindg):

ok put each of these points in the system of inequalities

OpenStudy (aravindg):

Only one of these points will satisfy it ..That will be the answer

OpenStudy (anonymous):

IDK

OpenStudy (aravindg):

For example (2, -5) -5> -3*2 + 3 -5>-6+3 ----> -5>-3 False -5 > 2 + 2 ->4 ------> False So (2,-5) does not lie in solution region

OpenStudy (aravindg):

Similarly Check for other 3 points

OpenStudy (anonymous):

Can I have the answer & the steps so that I can use this as an example for my other questions plz

OpenStudy (aravindg):

I just gave the step above ..You can use this as an example for the other 3 options.

OpenStudy (anonymous):

It seriously makes no sense to me at all

OpenStudy (precal):

the other way to do it is to graph both

OpenStudy (precal):

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OpenStudy (precal):

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