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Mathematics 17 Online
OpenStudy (anonymous):

Could somebody please tell me if I'm doing this right ? Graphy Solution: v - 6 < 4 (I'll draw my answer, hold on)

OpenStudy (anonymous):

|dw:1395239380211:dw|

OpenStudy (johnweldon1993):

Not quite...so you have v - 6 < 4 You would add 6 to both sides... v < 10 What you do...is put an OPEN circle on 10 on the number line...with the arrow pointing to the left... |dw:1395240149902:dw|

OpenStudy (johnweldon1993):

The open circle indicates that the 10 is NOT included in the answer...which it is not since this says V is LESS than 10 ...not equal to...If it were however \(\ \le \) it would be a CLOSED circle on 10 with the arrow to the left

OpenStudy (anonymous):

and that's how you do "Solving inequalities" ??

OpenStudy (johnweldon1993):

Yes, when you need to graph the solutions...that is exactly how you would do it. You take your inequality...you solve for the variable (where we isolated it by adding 6 to both sides) and then you graph what is left

OpenStudy (anonymous):

Ohkaaay, i think i got it, but i might need your help later on lol

OpenStudy (johnweldon1993):

No problem hun :) Feel free to message me if you do :)

OpenStudy (anonymous):

Ohkay ! thaaanks (:

OpenStudy (johnweldon1993):

Anytime :)

OpenStudy (anonymous):

|dw:1395240671947:dw| Will you tell me if i did this one right real quick? n - 0.5 > or equal to 0.75 I added 0.5 to each side . n > or equal to 1.25 @johnweldon1993

OpenStudy (anonymous):

i think i added 0.5 and 0.75 wrong

OpenStudy (johnweldon1993):

Of course :) You are correct with the \(\ n \ge 1.25\) But the graph...Will have a CLOSED circle at 1.25 |dw:1395240867711:dw|

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