zaneylaney zaneylaney

16-09-2017
Mathematics

contestada

A number decreased by negative 2 is equal to 21. Write an algebraic equation.

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miguelcastillo5 miguelcastillo5

16-09-2017

n - -2 = 21
N represents the number,
Since you said it's decreased, it will be subtracted by -2 and equal to 21

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