Answer:

Step-by-step explanation:
we have

Remember that
To predict a value for y, when x = 4
substitute the value of x in the equation
so

Answer:
- 2
Step-by-step explanation:
Parallel lines have equal slopes
Then the slope of the red line is equal to the slope of the green line, that is
slope of red line = - 2
Answer:
Domain:
3,6,12,18
Range:
5,7,9,10
Not a function
Step-by-step explanation:
X= Domain
Y= Range
The input 6 is pared with both 5 and 10
??????????? Is there a sheet?