For every new answer in the sequence, you subtract 7
Answer:
the amount you owe, and how much energy you have used
34 degrees
The three angles all add up to a straight line, which is 180 degrees. One angle is 56 and one is marked as a right angle, so 90.
56+90+x=180
x=34
I believe the answer is 9
The adult ticket cost $25 while the child one cost $10.