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Mathematics 19 Online
OpenStudy (anonymous):

-2 < 2x-1/3 < -1

OpenStudy (alekos):

start by adding 1/3 to all 3 parts, left, centre and right

OpenStudy (anwaarullah):

or multiply with 3 all sides

OpenStudy (alekos):

depends if it's (2x-1)/3

OpenStudy (anwaarullah):

yup

OpenStudy (anonymous):

It's not(:

OpenStudy (alekos):

that's what I thought

OpenStudy (alekos):

over to you pmarie

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