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Mathematics 14 Online
OpenStudy (anonymous):

please help with this one algebra question Which is the solution set of the compound inequality? -4 < a + 2 < 10 A. a e (-∞, -6) ∩ (8, ∞) B. a e (-6, 8) C. a e (-∞, 8) D. a e (-∞, -6) U (8,∞)

OpenStudy (shamil98):

-4 < a + 2 < 10 -2 -2 -2 -6 < a < 8

OpenStudy (anonymous):

So would the answer be B?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

they are wrong the answer is C

OpenStudy (anonymous):

Are you sure? How is it C?

OpenStudy (anonymous):

it makes more sense and yes im sure i just had a pretty similiar question and got it right soooo yes its right dont question me

OpenStudy (anonymous):

okay well thank you. I was just asking how you knew it was C so I could better understand this sort of question.

OpenStudy (anonymous):

its all good . nobodys perfect (:

OpenStudy (anonymous):

Could you also help with this one? Which represents the compound inequality x ≥ -2 and x < 4 using interval notation? A. X e [4, ∞) B. X e (-2, 4) C. X e [-2, 4) D. X e (-∞, -2]

OpenStudy (anonymous):

well lets see....

OpenStudy (anonymous):

c

OpenStudy (anonymous):

i blevie its see but i cant be too sure

OpenStudy (anonymous):

that's two people who have said c .... hmm

OpenStudy (anonymous):

ye c

OpenStudy (anonymous):

for the second question right?

OpenStudy (darkbluechocobo):

(ノ◕ヮ◕)ノ*:・゚✧*:・゚✧ Its Sparkles Sparkles is always the answer

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

if only math was that easy having sparkles as the answer lol

OpenStudy (anonymous):

okay thank you iambatman i also need help with one more quick question What is the x intercept for 3x - 8y = -24 A. (8, 0) B. (-8, 0) C. (-3, 0) D. (3, 0) I will become a fan of yours and rate you as best answer

OpenStudy (anonymous):

x intercept is when y = 0.

OpenStudy (darkbluechocobo):

(ノ◕ヮ◕)ノ*:・゚✧*:・゚✧ The powers of sparkles chooses D

OpenStudy (anonymous):

so it is D (3,0)?

OpenStudy (darkbluechocobo):

xD Its A :D

OpenStudy (anonymous):

a

OpenStudy (darkbluechocobo):

The Sparkles Have chosen (ノ◕ヮ◕)ノ*:・゚✧*:・゚✧

OpenStudy (anonymous):

oh okay thank you to both of you I will become a fan of each of you and I already rated iambatman as best response (could only choose one for that sorry darkbluechocobo)

OpenStudy (anonymous):

please give me a medal i helped you too bro

OpenStudy (anonymous):

Next to the medal on your name it says "You've already chosen the best response" so how can I give you one?

OpenStudy (anonymous):

Thank you for your help too. If you know a way I can give you a medal please do tell me so I can do so! :)

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