Answer:
22 minutes
Step-by-step explanation:
40--15 =40+15=55
55/2.5=22
Hi There!
Exponents are used in math so its easier to multiply. For example if you have to do 8 * 8 * 8 * 8 * 8 * 8 * 8 * 8, then to make it easier to multiply you could change into the exponent form

that is what exponents are used for in math
Hope This Helps :)
Answer:
-1
Step-by-step explanation:
Pick a point and then count how many moves up/down and left/right to the next point.
Example from graph:
(-2,0) and (-1,-1)
We go down 1 and right 1 making a negative slope of 
or more simply -1
*Picture Belle come on princess
If I'm facing < way and turn to face > way, that's 180 degrees