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Mathematics 21 Online
OpenStudy (anonymous):

need math help fast please !

OpenStudy (anonymous):

http://gyazo.com/a0e17bfb5e1ad2848f2c9ddb428dd3be ^^ screenshot of problem

OpenStudy (dtan5457):

all you really need to do is plug in each point to 2x+6y>-12 for example, the point (-8,-3) -16+-18>-12 that is not a valid point, as -34 is not greater than -12

OpenStudy (anonymous):

so you do 2x* -8 to get -16 and 6*-3 to get 6??

OpenStudy (dtan5457):

well it's not 6 but, your are substituting correctly

OpenStudy (anonymous):

didnt mean 6 sorry lol thanks

OpenStudy (dtan5457):

Np, do you know how to do the rest? good from here?

OpenStudy (anonymous):

http://gyazo.com/1a1e009a1fc24319a14b2e6935eb0516 what if its different like this @dtan5457

OpenStudy (dtan5457):

well i mean it's pretty much the exact same thing y<=3x-6 checking for point 7,14 14<=3(7)-6 14 is less than 15, so that point is valid

OpenStudy (anonymous):

ahh i see you plug it in ok thanks

OpenStudy (anonymous):

@dtan5457 which one is wrong??

OpenStudy (anonymous):

http://gyazo.com/503c309835a7b58f81ebfffdaddd6943

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