X^2-6x-27 = (x-9)(x+3), therefore (a) is the correct answer
Answer:
(5,2)
Step-by-step explanation:
its asking you to find the midpoint
Answer:
15%
Step-by-step explanation:
Given that,
Initial earning is $20 for each lawn and this summer she raised her price to $23 per lawn. We need to find the percent increase of peggy's charges. It can be given by :

Putting the values in above formula, we get :

So, there is 15% increase in the peggy's charges.
Second question the answer is 2 and -1