The formula for finding the area for a circle is A = πr^2
2880 is the answer because 4 weeks in a month then times it by 15 and get 60 the 12 times 4 and get 48 and then 48 times 60 and get 2880
Ax+by=c
x=2 y=1 2+1=3
2x+y=3.
Week d(Amount in dollars)
2 14
3 21
5 35
Multiply week by 7 to get the amount in dollars
Divide the number of dollars by 7 to get the number of weeks.
Hope this helped☺☺
Answer: 3x + 12 is correct