Answer:a
Step-by-step explanation:
The more students their are the more pencils they use !
Answer:
x=14/9
Step-by-step explanation:
-6.5(n-5)=18.2
Use Distributive Property:
-6.5n + 32.5 = 18.2
Subtract 32.5 from both sides:
-6.5n = -14.3
Divide both sides by -6.5
n = -14.3 / -6.5
n = 2.2
I am pretty sure that it is a concave polygon.