First, you can factor out the -. You then get
.
It becomes clear that this is a difference of squares. So, you can factor this to be
Plugging in the - into one of the two factors gives you
Therefore, the answer is A.
Answer:
- 1. Adjacent, 2. Vertical, 3. Neither
Step-by-step explanation:
1.
- The first pair is adjacent as they have common side.
2.
- The second pair is vertical as opposite angles of the crossed lines.
3.
- The third pair has no relationship with each other, so neither is the answer.
Answer:
y=4
Step-by-step explanation:
1.- subtract 1/4 y from both sides
2.- add 12 to both sides
3.-divide both sides by 2
Step-by-step explanation:
52.40-4.80
=47.6
47.6÷4
$11.9