anonymous
  • anonymous
Find the sum or difference. please help, and if you can explain it would be great! :)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
chestercat
  • chestercat
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anonymous
  • anonymous
1 Attachment
anonymous
  • anonymous
really guys? I just need help
jim_thompson5910
  • jim_thompson5910
To add these, you just add the corresponding components

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jim_thompson5910
  • jim_thompson5910
first row, first column: -8 + (-2) = -10 ------------------------------------------------------- first row, second column: -1 + 0 = -1 ------------------------------------------------------- first row, third column: 7 + (-2) = 5 ------------------------------------------------------- etc etc
anonymous
  • anonymous
I knew it was something simple. but just could not get to it. thank you very much
jim_thompson5910
  • jim_thompson5910
you're welcome

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