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Mathematics 10 Online
OpenStudy (anonymous):

19 – (–4) (1 point)

OpenStudy (anonymous):

23

OpenStudy (anonymous):

-23? or just 23?

OpenStudy (anonymous):

- - = +

OpenStudy (anonymous):

so it's just lik 19+4

OpenStudy (anonymous):

:O oh yeah thank you

OpenStudy (anonymous):

you are welcome

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