popscoleman popscoleman
  • 10-08-2020
  • Mathematics
contestada

Simplify the expression. (5x2 - x - 7) + (2x2 + 3x + 4)

Respuesta :

mallikabatra
mallikabatra mallikabatra
  • 10-08-2020

Answer:

[tex]7x^2-2x-3[/tex]

Step-by-step explanation:

First get rid of the parenthesis

[tex]5x^2-x-7+2x^2+3x+4[/tex]

Next simplify the variables

[tex]7x^2-x-7+3x+4[/tex]

[tex]7x^2-2x-7+4[/tex]

[tex]7x^2-2x-3[/tex]

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