Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
Coordinate Planes
- Reading a graph
- Coordinates (x, y)
- Slope Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify points from graph.</em>
Point (20, 0)
Point (100, 40)
<u>Step 2: Find slope </u><em><u>m</u></em>
Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>
- Substitute in points [Slope Formula]:

- [Order of Operations] Simplify:

- Simplify:

Well Group 1 is 30
Group 2 is 10
Group 3 is 30.
So Group 2 is most biased
Answer:
f(x4)=x8+7x4
Step-by-step explanation:
not a 100% sure tho
180 is my answer hope i helped a brainlyest would make my day
Its 5 cuz you have to divide 20 by 4 and you get 5 (20÷4=5)