Answer:

Step-by-step explanation:
-A rectangle's area is given by:

Given A=
and
, we substitute in the formula to solve for the width as follows:

Hence , the rectangle's width is 
She would need to work 24 hours because the first 20hrs x $4 is $80 $104-$80 = 24
24\6= 4 20 plus 4 is 24
Answer: Cool
Step-by-step explanation:
Greg is working on a school project
Answer:
it's part of the real number system
it's a rational number
it's an integer
Step-by-step explanation:
The answer is that his average is 75.5 for the second nine weeks