Answer:
-300 dollars
Step-by-step explanation:
Started : 400
Doubled : 2*400 = 800
Lost 200: 800-200 = 600
Mom lost 500 of his money: 600-500=100
He lost 400 more: 100-400= -300
He has -300 dollars
Answer:
(-2,-1)
Step-by-step explanation:
Reflection across the x-axis is: 
We need to multiply the y-value of the pre-image by negative one to get reflected across the x-axis.
1 * -1 = -1
So:

D' should be (-2,-1).
Not is posible because no exist a igualty
Answer:
y-intersept is where the line crosses the y axis
on this one it is
(0,-3)
Hope This Helps!!!
Answer:
Manager C.
Step-by-step explanation:
This is because they are asking people at random on a random day instead of---
teenagers who typically don't like to read what adults do
or
people who come on Monday night because a teenager has to go to school Mondays and typically have homework so they cant get out