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Mathematics 9 Online
OpenStudy (anonymous):

anyone know this?

OpenStudy (anonymous):

this right here

OpenStudy (anonymous):

Remove the brackets and u know what to do :) -13 - 7 - 4 (since -13 + (-7) + (-4) can also be written as -13 + (-1) 7 + (-1) 4))

OpenStudy (anonymous):

Now simplify -13 - 7 - 4 and thats ur answer

OpenStudy (anonymous):

ok cool thanks

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