1. A
2. L
3. Q
4. P
5. X
6. H
7. (-4,1)
8.(1,4)
9.(-4,-3)
10.(0,-4)
11. (-2,-1)
12. (5,-4)
The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try! so im pretty sure its 20
A graphing calculator working the quadratic regression problem for these three points gives the equation as
y = 2x² +7x -5
Answer:
3
Step-by-step explanation:
The answer to the question is x > 16
This shows that x is bigger than 16
