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Mathematics 8 Online
OpenStudy (jenniferjuice):

Choose the correct description of the graph of the compound inequality x - 3 < -9 or x + 5 ≥ 12

OpenStudy (jenniferjuice):

A number line with an open circle on -6, shading to the left, and a closed circle on 7, shading to the right. A number line with an open circle on -6, a closed circle on 7, and shading in between. A number line with a closed circle on -6, shading to the left, and an open circle on 7, shading to the right. A number line with a closed circle on -6, an open circle on 7, and shading in between.

OpenStudy (anonymous):

Well first you have to solve it, were their is an or, put a line in the middle because your going to break down the one equation to two equations, and from their you just solve both equations seperatly, and until both equations are small enough to put together then you will solve as one equation, and from their you would have your answer

OpenStudy (anonymous):

it will only be an open circle if their is no line under these symbols < >, now if their is a line under those symbols then it will be a closed circle, hope that helps

OpenStudy (anonymous):

also i just read its an inequality so on the top dont marge the two equations once your done just graph them seperate

OpenStudy (jenniferjuice):

so .?

OpenStudy (anonymous):

lol its hold on one sec, im going to give you answer in a sec

OpenStudy (anonymous):

x<-6 or xless than or equal to 7 it the first answer

OpenStudy (jenniferjuice):

so its A number line with an open circle on -6, shading to the left, and a closed circle on 7, shading to the right. ?

OpenStudy (anonymous):

yes, because my answer was x<-6 or xless than or equal to 7, and the sign < did not have a line underneith which states its an open circle, and 7 does have a line under< the symbol which states you have have to shade to the right

OpenStudy (anonymous):

Do you get it?

OpenStudy (jenniferjuice):

uh sort of

OpenStudy (anonymous):

Ok, so the equation states an open circle shading on the left, because the arow is pointing to the left and its an open circle becaue their is no line underneith the arrow <. and you just do the ame for all the equations

OpenStudy (anonymous):

ok nevermind, im not good at explaining things to people forget what i said, i dont want to confuse you

OpenStudy (calculusxy):

I have a good place that should help you answer your question. Visit: https://www.khanacademy.org/math/algebra/linear_inequalities/compound_absolute_value_inequali/v/compound-inequalities

OpenStudy (jenniferjuice):

i like that site ^

OpenStudy (calculusxy):

Yeah that one is very helpful!

OpenStudy (calculusxy):

Did it help you?

OpenStudy (jenniferjuice):

yes |dw:1373316214303:dw|

OpenStudy (calculusxy):

Great! :)

OpenStudy (anonymous):

Thanks for medal, and im glad you understand now

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