Not sure if you are just looking for equations but it would be written as
1/4(r+10)=r-4
Solving would be
1/4r+10/4=r-4
26/4=3/4r
r=26/3 or 8.66
Answer:
I believe D I’m not sure though
Step-by-step explanation:
Answer: the last one, 31.6
Answer:
The independent variable is the bill, and the dependent variable is the tip.
Step-by-step explanation:
The independent variable means it can stand alone on it's own. The bill will always be $20 because that's how much the food costs. The tip will be different depending on how much the bill is.
You would put a dot on the 3rd line from 0 on the number line.