Answer:
TheaterMania, basically you are getting more popcorn for $1, thats how did it.
Answer : 32
( angles of a triangle add up to 180)
The answer is 30. 5/10 is equal to 15/30
I hope this helps answer your question.
I believe x is 43.
3x+17+x-9=180 It is 180 because a straight line is 180 degrees
4x+8=180
-8 -8 subtraction property of equality
---------------
4/4x=172/4 division property of equality
x=43 solution
