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Mathematics 20 Online
OpenStudy (daisy.xoxo619):

write a valid inequality and find the restrictions on x

OpenStudy (daisy.xoxo619):

|dw:1404868160558:dw|

jimthompson5910 (jim_thompson5910):

Is that all you're given?

jimthompson5910 (jim_thompson5910):

Oh I see now, one sec

OpenStudy (daisy.xoxo619):

thats all I'm given

jimthompson5910 (jim_thompson5910):

the angle 3x - 18 can't be negative or 0 so 3x - 18 > 0 solve for x to get ???

OpenStudy (daisy.xoxo619):

ok one sec

OpenStudy (daisy.xoxo619):

x>6

jimthompson5910 (jim_thompson5910):

at the same time, the angle cannot exceed 180 degrees because this is a straight angle

jimthompson5910 (jim_thompson5910):

so you also need to solve 3x - 18 < 180

OpenStudy (daisy.xoxo619):

ok one sec

OpenStudy (daisy.xoxo619):

x<66 and was 30 degrees needed to solve for this problem

jimthompson5910 (jim_thompson5910):

no I don't think so

jimthompson5910 (jim_thompson5910):

so x > 6 and x < 66

jimthompson5910 (jim_thompson5910):

they combine to 6 < x < 66

jimthompson5910 (jim_thompson5910):

you can also combine 3x - 18 > 0 and 3x - 18 < 180 to get this 0 < 3x - 18 < 180

OpenStudy (daisy.xoxo619):

ok i think 6<x<66 is the correct solution thank you so much:) Can you please help me in a problem ill post in a moment?

jimthompson5910 (jim_thompson5910):

sure I can help

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