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Mathematics 19 Online
OpenStudy (anonymous):

a+6a-9=30

OpenStudy (anonymous):

7a=39

OpenStudy (anonymous):

a+6a-9=30 7a=39 a=39/7

OpenStudy (anonymous):

7a-9=30 7a=39 a=39/7

OpenStudy (anonymous):

hi kush

OpenStudy (anonymous):

hello noras :)

OpenStudy (anonymous):

Thank you all! :D

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