pjustin737 pjustin737

03-04-2021
Mathematics

contestada

(9x2 - 7x + 4) + (x2 + 12x - 2)

Respuesta :

88nikita 88nikita

03-04-2021

Answer:

10x^2 + 5x + 2

Step-by-step explanation:

since you're adding, you can take out the parenthesis

9x^2 - 7x + 4 + x^2 + 12x - 2

combine like terms:

10x^2 + 5x + 2

Answer Link

liono56 liono56

04-04-2021

Answer: (9x2 - 7x + 4) + (x2 + 12x - 2)
(18 - 7x + 4) + (x2 + 12x - 2)
(22 - 7x) + (14x - 2)
22 - 7x + 14x - 2
= 20 + 7x

Answer Link

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