melissau123 melissau123
  • 04-04-2020
  • Mathematics
contestada

Simplify the expression:
(2x2 + 3x - 7) + (5x2 - x +9)

Respuesta :

igoroleshko156
igoroleshko156 igoroleshko156
  • 04-04-2020

Answer:

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

Step-by-step explanation:

Step 1:  Combine

[tex]2x^2 + 3x - 7 + 5x^2 - x + 9[/tex]

[tex](2x^2 + 5x^2) + (3x - x) + (-7 + 9)[/tex]

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

Answer:  [tex]7x^2 + 2x + 2[/tex]

Answer Link
briannagatewood79
briannagatewood79 briannagatewood79
  • 04-04-2020
7x^2+2x+2 is the best answer
Answer Link

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