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Mathematics 18 Online
OpenStudy (anonymous):

|-2x - 4| < 12 combine the two inequalities into one expression that works for this situation.

OpenStudy (anonymous):

\[|a| < b \implies -b < a < b\] In this case your 'a' is (-2x - 4) and your 'b' is 12. So what's the compound inequality that represents this absolute value?

OpenStudy (anonymous):

im so confused can you please work it out for me... :(

OpenStudy (anonymous):

Stop that mkuma.

OpenStudy (anonymous):

What part is confusing you hellow?

OpenStudy (anonymous):

how to solve it into a compound inequaltiy

OpenStudy (anonymous):

I just showed you that part.

OpenStudy (anonymous):

If you have: \[|a| < b\] You can re-write it as: \[-b < a < b\]

OpenStudy (anonymous):

So in this case your 'a' is (-2x-4)

OpenStudy (anonymous):

and your 'b' is 12.

OpenStudy (anonymous):

so from that you should be able to at least write the compound inequality

OpenStudy (anonymous):

give it a try.

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