Answer:

Step-by-step explanation:
-20=-4x-6x
First combine like terms.
-20=-10x
Divide by -10 on both sides
X=2
Answer:
The answer is 2 and 1/4.
Step-by-step explanation:
You have to do 9 x 1/4 and then you get 2 & 1/4
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
- Order of Operations: BPEMDAS
<u>Algebra I</u>
- Slope Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
Point (4, 3)
Point (-2, 1)
<u>Step 2: Find slope </u><em><u>m</u></em>
- Substitute:

- Subtract:

- Simplify:

Answer: l×w divided by 2, then subtract the area from the rectangle.
Step-by-step explanation: 7×12=84/2=42
2×3=6
42-6=36
Hope this helps!