Answer:
i believe C
Step-by-step explanation:
Answer:

Step-by-step explanation:
Factorise the numerator and denominator
8a² - 2 ← factor out 2 from each term
= 2(4a² - 1) ← 4a² - 1 is a difference of squares
= 2(2a - 1)(2a + 1)
4a² + 4a + 1 ← is a perfect square
= (2a + 1)²
Thus

=
← cancel (2a + 1) on numerator/ denominator
= 
= 
Answer:
Addition Property of Equality
Step-by-step explanation:
58*0.71= around 41.2 grams of coco. This is because we can multiply to get this.
Please like and brainiest if correct!
Answer:
4
Step-by-step explanation:
20: 1, 2, 4, 5, 10, 20
8: 1, 2, 4, 8
Greatest common factor is 4!