smooney71 smooney71

14-08-2018
Mathematics

contestada

what number should replace the question mark in this problem 16-8 (?)+23=0

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rxserxsales rxserxsales

14-08-2018

I believe it's -31. What I did was move over everything to the other side and got -31. So I moved them back to check if it would equal 0 and it did.

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