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Mathematics 22 Online
OpenStudy (anonymous):

What are the solution intervals for |2x + 7| – 3 > 2? x < 6 and x > –1 x > –6 and x < 1 x < –6 or x > –1 x > 6 or x < –1

OpenStudy (anonymous):

those are the multiple choice answers a, b, c, d

OpenStudy (anonymous):

add 3 first and get \[|2x+7|>5\]

OpenStudy (anonymous):

then solve two inequalities separately \[2x+7<-5\] and \[2x+7>5\]

OpenStudy (anonymous):

they both take the same two steps, subtract 7, divide by 2

OpenStudy (anonymous):

\[2x+7<-5\\ 2x<-12\\x<-6\] for the first one

OpenStudy (anonymous):

you can do the second one i am sure, but there is only one answer with \(x<-6\) so pick that one

OpenStudy (anonymous):

Perfect I got the second one! :)

OpenStudy (anonymous):

yay

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