melissau123 melissau123

04-04-2020
Mathematics

contestada

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

Respuesta :

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

04-04-2020

7x^2+2x+2 is the best answer

Answer Link

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