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Mathematics 19 Online
OpenStudy (anonymous):

help?

OpenStudy (anonymous):

Solve: 1 < -5 - 4 x <2 The answer can be written in form: A < x < B

OpenStudy (anonymous):

@satellite73

OpenStudy (paxpolaris):

add 5 on all sides...

OpenStudy (paxpolaris):

\[ 1 < -5 - 4 x <2\]\[\implies6<-4x<7 \]

OpenStudy (paxpolaris):

you are correct, you just need to flip your answer -7/4 <x < -3/2

OpenStudy (anonymous):

why?

OpenStudy (paxpolaris):

the question asks to use the "less than" sign. A < x < B

OpenStudy (anonymous):

ohhhhhh thanks

OpenStudy (anonymous):

OpenStudy (anonymous):

how about this one?

OpenStudy (anonymous):

@PaxPolaris

OpenStudy (paxpolaris):

x<0 or 4<x

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