Answer:
-20n^2-39n-15
Step-by-step explanation:
Step-by-step explanation:
Line is passing through the points:
Equation of line in two point form is given as:

Answer:
90
Step-by-step explanation:
Mean:
(88 + 88 + 88 + 87 + 84 + 97 + 95)/7
627/7
89.57
90