Answer:

Step-by-step explanation:
The points on the graph are collinear (they lie on one straight line).
Therefore, average of change is the same as a slope.
The formula of a slope:

We choose two points and put the coordinates to the formula

Answer:
There are infinate solutions.
Step-by-step explanation:
Plug (3x-8) in for y
5(3x-8)=15x-40
Simplify
15x-40=15x-40
Answer:
3
Step-by-step explanation:
company g is charging 10 per hour and in the graph when it is zero hours it shows the base charge which is 25 but in addition when you add an hour if you subtract that amount minus the flat amount 25 you will get 7 and will continue to do so as you continue across the graph 10-7 equals 3
Idk is I’m right but....25%x4=1 which is the same as 100%