i am sorry if i'm wrong but i believe the answer is Courtney's age
So here are your variables:
# of adult tickets= x
# of student tickets 2x
so x+2x= 246 and solve
3x=246
x=82 adult tickets were sold
To find the surface area of a rectangular prism or cube, you would do height*width*2+height*length*2+length*width*2.
Answer:
b = 20, c = 160
Step-by-step explanation:
b and 20 degrees are vertical angles, so they are equal.
b (20 degrees) and c are on a line together, so they add up to 180. 180 - 20 = 160 degrees