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Mathematics 14 Online
OpenStudy (anonymous):

is anybody in sixth grade pre-ap math?

OpenStudy (thatgirl3390):

no but i can help you

OpenStudy (anonymous):

what is -7-21

OpenStudy (thatgirl3390):

-7-21 is the same as -7+(-21)which is -28 a negative plus a negative is a negative

OpenStudy (anonymous):

thank you

OpenStudy (anonymous):

6th grade math is pretty hard

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