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Mathematics 14 Online
OpenStudy (lifeisadangerousgame):

Inequality help? :/

OpenStudy (lifeisadangerousgame):

OpenStudy (anonymous):

\[9<-x+3\] add \(x\) to both sides, get \(x+9<3\) then subtract \(9\) and finish with \[x<-6\] graph that one

OpenStudy (lifeisadangerousgame):

Is that right?

OpenStudy (lifeisadangerousgame):

If it is, could you help me on two more? If not, could you tell me what I did wrong? (and then help me on two more? xD)

OpenStudy (anonymous):

yes, that is right, what you did

OpenStudy (anonymous):

if you have another i will be happy to help

OpenStudy (lifeisadangerousgame):

Awesome, thank you!

OpenStudy (lifeisadangerousgame):

I tried 4 < x + 7 < 8 -7 -7 -7 Am I going in the right direction?

OpenStudy (anonymous):

yes

OpenStudy (lifeisadangerousgame):

so then -3 < x < 1

OpenStudy (anonymous):

yes

OpenStudy (lifeisadangerousgame):

Whoop!:DD Last one :3

OpenStudy (anonymous):

this one is a trick

OpenStudy (anonymous):

if you subtract \(3\) you get \(|2x|<-7\) but this is impossible because the absolute value of anything is not negative no solution for this one

OpenStudy (lifeisadangerousgame):

ooh, that's clever >.>

OpenStudy (anonymous):

yeah they throw these in just to make sure you are paying attention

OpenStudy (anonymous):

that it?

OpenStudy (lifeisadangerousgame):

Yup! That's it:DD Thank you satellite!:3 That was the last question of the day, my brain has never been so fried..all in the name of education XD ^_^

OpenStudy (anonymous):

lol good luck and your welcome

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