kevinnieves30824 kevinnieves30824

07-07-2020
Mathematics

contestada

FONTS
Which of the following are solutions to the equation below?
Check all that apply.
9x2 - 2x + 25 = 8x2 + 8x
A. -3
B. 6
O C.-5
D. 25
E. 5
F. 4

Respuesta :

07-07-2020

Answer:

x=5

Step-by-step explanation:

9x^2 - 2x + 25 = 8x^2 + 8x

9x^2-8x^2-2x-8x+25=0

x^2-6x+25=0 factorize

(x-5)(x-5)=0

x-5=0 then x=5

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