Answer:
y=6x+20
Step-by-step explanation:
1. Money
2. Gray,Black
3. Get a truck not a car because if get a car and get in a car accident you will get hurt badly but with a truck not so bad
4. Your monthly payment depends on you and your dealership.
hope this helped
Simple use the cuboid volume formula for each of them
4 will multiply inside that brackets so
4(x-4)=4x-4