Answer:
the individual price of a popcorn is $8.
Step-by-step explanation:
p+2d=14 is the price with deal
p+2d=14+4 if there was no deal
plug 5 into the equation as d
2(5)+p=18
solve for p.
p=8
Answer:
I didn't Sanderstead sorry
Answer:
x = 
Step-by-step explanation:
Based on the Pythagoras theorem, where a and b are the legs of the triangle and c is the hypotenuse.

Therefor x = 
Answer:
150
Step-by-step explanation:
Each interior angle in a polygon is (n-2)×180 ÷n
(12-2)×180/12
