empatrick06 empatrick06
  • 17-09-2020
  • Mathematics
contestada

Simplify (7x) - (-2x).
A.-9x
B.-5x
C.9x
D.5x

Respuesta :

devishri1977
devishri1977 devishri1977
  • 18-09-2020

Answer:

Step-by-step explanation:

7x - (-2x) = 7x + 2x

              = 9x

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