Answer:
(X^2 + X-17) /x-4
Answer
the least common is 21
3x7=21 7x3=21
1/3=7/21
5/7= 15/21
hope this helps and have a wonderful day :)
X represents the number of minutes.
y represents the price of the bill.
Plan A
y = 25.75+0.75x
Plan B
y= 20.99+x
Plan A is better when it is more than 19 minutes.
Plan B is better when it is less than 19 minutes.
It would be C:55,
hope this helps u out
180(n-2)
N is number of sides
Nonagon has 9 sides.
9-2=7
7x180=1260
