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Mathematics 8 Online
OpenStudy (anonymous):

2[ -8+7(-8+7)]

OpenStudy (cookie_2046):

-30

OpenStudy (anonymous):

how did you get that

OpenStudy (anonymous):

-8+7=-1. -1*(-8+7)=1. 1*2=2. The answer is 2.

OpenStudy (anonymous):

Yea it looks like that

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