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mushinni

  • one year ago

Find the sum or difference. please help, and if you can explain it would be great! :)

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  1. mushinni
    • one year ago
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  2. mushinni
    • one year ago
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    really guys? I just need help

  3. jim_thompson5910
    • one year ago
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    To add these, you just add the corresponding components

  4. jim_thompson5910
    • one year ago
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    first row, first column: -8 + (-2) = -10 ------------------------------------------------------- first row, second column: -1 + 0 = -1 ------------------------------------------------------- first row, third column: 7 + (-2) = 5 ------------------------------------------------------- etc etc

  5. mushinni
    • one year ago
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    I knew it was something simple. but just could not get to it. thank you very much

  6. jim_thompson5910
    • one year ago
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    you're welcome

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