zaneylaney
zaneylaney zaneylaney
  • 16-09-2017
  • Mathematics
contestada

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

Respuesta :

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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