Answer:
y=-500x+22,000
Step-by-step explanation:
It's this one because the 22,000 shows the initial value of the automobile and -500x is how much value the automobile loses per year.
Answer:
The slope of the line that passes through the points (1,7) and (-4,-8) is 3.
Step-by-step explanation:
The equation of a line has the following format.

In which a is the slope.
Passes through the point (1,7)
When 
So


Passes through the point (-4, -8)
When 
So


We have to solve the following system


We want to find a.
From the first equation

Replacing in the second equation






The slope of the line that passes through the points (1,7) and (-4,-8) is 3.
Answer:
D
Step-by-step explanation:
35:100
/5. /5
7:20
and you cant simply anymore
Step-by-step explanation:
140
60
163
60
10
60
143
135