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Mathematics 5 Online
OpenStudy (anonymous):

-9<-1+4x<15

OpenStudy (solomonzelman):

-9<-1+4x<15 -9+1<-1+4x+1<15+1 -8<4x<16 divide the entire equation by 4. -8/4 < 4x/4 < 16/4 -2 < x < 4 |dw:1384281764990:dw|

OpenStudy (anonymous):

Thanks helps alot

OpenStudy (solomonzelman):

Anytime!

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