Eli's bedroom door is 9 feet tall and 3 feet wide. A new door is $4.00 per square foot. How much would a new bedroom door cost in total

$108

Step-by-step explanation:

Given

Bedroom door is tall

width of the door is

Rate

The area of the door is  

Cost is given by

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )