
is the equation used for determining area from radius. We're given diameter, so to get the radius simply divide by 2. 19/2 = 9.5.

, when solved, equals

. After rounding to the nearest tenth, we get
Answer:
Negative thirty
Step-by-step explanation:
Answer:
21,000
Step-by-step explanation:
........................
In equation form it would be the following:
2r + 3s = 13.
I believe.
For every ticket purchased, the cost will increase by $15.00 because x indicates that $15 is the unit rate for each ticket.