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  • 30-10-2019
  • Mathematics
contestada

Simplify (-3x+8-7x^2)+(5x-9-12x^2

Respuesta :

maybeemmamay
maybeemmamay maybeemmamay
  • 30-10-2019

Answer:

-19x^2 + 2x - 1 is your answer.

Step-by-step explanation:

All you do is add the ones that are matching.

(-3x+8-7x^2)+(5x-9-12x^2)

-3x + 5x = 2x

8 - 9 = -1

-7x^2 - 12x^2 = -19x^2

-19x^2 + 2x - 1 is your answer.

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