Seudónimo Seudónimo

02-09-2021
Mathematics

contestada

please help me :((((
(what did Danielle do wrong )
(please view the image below and provide explanation below plss)

please help me what did Danielle do wrong please view the image below and provide explanation below plss class=

Respuesta :

joshnathanlee2006 joshnathanlee2006

02-09-2021

Answer:

Dannielle's mistake was that she added the exponents,

x^3 + 5x^3, doesn't equal 6x^6

Step-by-step explanation:

the correct work is below:

x^3 + 5x^3 + 5x^2 - 3x^2 + 2x - 7 - 1

6x^3 + 2x^2 + 2x -8

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