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Mathematics 23 Online
OpenStudy (anonymous):

13 + (–12) – (–5) = ?

OpenStudy (ivettef365):

(+)(-) = (-) (-)(-) = (+)

OpenStudy (ivettef365):

so you have 13 - 12 + 5

OpenStudy (anonymous):

6

OpenStudy (anonymous):

thank u so much!

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