Answer:
robert is 12 years old
Step-by-step explanation:
robert's age=x
40=3x+4
that's the equation
40=3x+4
=36=3x
x=12
(a) I have the line plot attached
(b) Purple mean: 30
Red mean: 36
Purple median: 30
Red median: 36
I'm sorry, that is as much as I can help with, I really am sorry.
Can you add a picture? I don't see a circle. I will answer this question if you add a picture.
699 is closet because as you subtract every number from 750, the smallest answer given is the closest to the number you started with.
Answer:
yes
Step-by-step explanation: