Answer:
first one is A second on is C third is B fourth is B HOPE THIS HELPS
Answer:
x = 1/2
Step-by-step explanation:
(x + 2)2 + (9 - 3)2 = 4
2x + 4 + 18 - 6 = 4
2x + 16 = 4
2x = 4/16
2x = 1/4
x = 1/4/2
x = 2/4
x = 1/2
Answer:

Step-by-step explanation:
(5x^3+4x^2)−(6x^2−2x−9)
To find the opposite of 6x^2−2x−9 find the opposite of each term.
5x^3+4x^2−6x^2+2x+9
Combine 4x^2 and 6x^2 to get −2x^2.
5x^3-2x^2+2x+9
Answer:
6802
Step-by-step explanation:
Number of liberaries = 8950
76% offered free acces to ebooks.
How many offered access to ebook = 76% / 100% x 8950
= 0.76 x 8950
= 6802