treece7878 treece7878
  • 18-02-2020
  • Mathematics
contestada

Add.
(-2x + 7) + (-3x -9)

Respuesta :

hagenh hagenh
  • 18-02-2020
Start by combining like terms -2x + -3x = -5x. 7 + -9 = -2. You should get -5x - 9.
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