Find the sum: (3x^2 + 5x − 8) + (5x^2 − 13x − 5)
A.
8x^2 + 8x − 13
B.
8x^2 − 8x + 13
C.
8x^2 − 8x − 13
D.
8x^2 − x − 13

Respuesta :

Answer:

C

Step-by-step explanation:

Given

(3x² + 5x - 8) + (5x² - 13x - 5) ← remove the parenthesis

= 3x² + 5x - 8 + 5x² - 13x - 5 ← collect like terms

= 8x² - 8x - 13 → C

Answer:

C. [tex]\displaystyle 8x^2 - 8x - 13[/tex]

Step-by-step explanation:

All you are doing is combining like-terms:

[tex]\displaystyle 8x^2 - 8x - 13 = [3x^2 + 5x - 8] + [5x^2 - 13x - 5][/tex]

I am joyous to assist you anytime.