Answer:
$4.25
Step-by-step explanation:
11+22+54+14=112
$220+$256= 476
476÷112=$4.25
b) (0,infinity)
You can look at the graph and see it starts when x=1, and continues forever in the positive direction.
I would say the answer is 6
6 + 6 than times by two is 24
