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Mathematics 12 Online
OpenStudy (anonymous):

any one plz help me how to do this Solve the inequality. –18 – 6n – 4 < 17 + 1 + 2n A. n < –5 B. n < 5 C. n > 5 D. n > –5

OpenStudy (tkhunny):

Have you considered adding 6n to both sides?

OpenStudy (anonymous):

no

OpenStudy (tkhunny):

Okay. Do that and let's see what you get.

OpenStudy (anonymous):

8n

OpenStudy (anonymous):

u are right, and on the second side?

OpenStudy (anonymous):

???

OpenStudy (anonymous):

-18 - 4 -17 -1 <8n

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

next?

OpenStudy (tkhunny):

Where did the rest of it go? Keep the whole thing running.

OpenStudy (anonymous):

–18 – 6n – 4 < 17 + 1 + 2n -18 - 4 -17 -1 <8n right

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

ok im stuck now

OpenStudy (anonymous):

-40 < 8n n > ?

OpenStudy (anonymous):

but i cant subtract cux it dont have a latter

OpenStudy (anonymous):

-40/8 < n

OpenStudy (tkhunny):

It's division. Why are you subtracting?

OpenStudy (anonymous):

idk

OpenStudy (anonymous):

5

OpenStudy (anonymous):

??

OpenStudy (anonymous):

yes!

OpenStudy (anonymous):

let me see what u have

OpenStudy (anonymous):

not 5, - 5

OpenStudy (anonymous):

waith were did u get the 40 ???

OpenStudy (anonymous):

-18 - 4 -17 -1

OpenStudy (anonymous):

= - 40

OpenStudy (anonymous):

okkk

OpenStudy (anonymous):

what is the answer?

OpenStudy (anonymous):

A

OpenStudy (anonymous):

nope D

OpenStudy (anonymous):

ok thx

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