Respuesta :

isabellacatherine99

Step-by-step explanation:

(3x² + 4x - 8) - (-2x² + 4x + 2)

[3 - (-2) = 5] , [ 4 - 4 = 0] , [ (-8) - 2 = -10]

5x² + 0x - 10

(or)

5x² - 10

mhanifa

Answer:

  • 5x² - 6

Step-by-step explanation:

Simplify

  • (3x² + 4x - 8) - (-2x² + 4x + 2) =
  • 3x² + 4x - 8 + 2x² - 4x - 2 =
  • (3 + 2)x² + (4 - 4)x - (8 - 2) =
  • 5x² + 0x - 6 =
  • 5x² - 6

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