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Mathematics 13 Online
OpenStudy (anonymous):

-9r + -7 ≤ -5r + -3

OpenStudy (anonymous):

r≥−1

OpenStudy (anonymous):

thanks really helps

OpenStudy (anonymous):

-4r+ -4 <=0 r>=4/ -4 (change to larger than when we devide both side with negative value)

OpenStudy (anonymous):

-7r + -1 > -71 and 3r + 9 > 24

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