What is the whole number n , when n-9=-9

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What is the whole number n , when n-9=-9

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Anna 1 month 2021-09-22T20:44:13+00:00 1 Answer 0 views 0

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    2021-09-22T20:45:38+00:00

    n-9 = -9

    n = -9+9

    n = 0

    conclusion

    0-9 = -9

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