Answer:
230 were sold at the door
170 were sold in advance
Step-by-step explanation:
x=at door y=in advance
x+y=400
3x+2y=1030
y=-x+400
2y=-3x+1030
y=-3/2x+515
-x+400=-3/2x+515
x=230 y=170
Answer:
5 hours
Step-by-step explanation:
there is no picture so i'm gonna just sya 5 because 5 + 15 is 30 .
Answer:
Step-by-step explanation:
An unknown number minus 8.
The answer is a. Because because congruent angles are equal. if they are equal and start at the center of a circle this means that they can only travel the same distance before hitting border of circle. this would make their arcs the same
