Answer:
6
Step-by-step explanation:
18-3 = 15. 15 divided by 2.5 is 6. Hope this helps!
Do 4.25x4 and if it equals 17 he is correct, otherwise he is incorrect
Answer:
n=37
Step-by-step explanation:
Two lines intersect and create vertical angles.
The vertical angles are 
We know that vertical angles (also called vertically opposite angles) are equal. Therefore:

Answer:
|x − 3| = 2
Step-by-step explanation:
The difference between his maximum time and his average time is +2 hours.
x − 3 = 2
The difference between his minimum time and his average time is -2 hours.
x − 3 = -2
Using absolute values:
|x − 3| = 2