Answer:
The slope is 
Step-by-step explanation:
With points A(-2, 1), and B(-4, 2), slope (m) of the line can be calculated using the formula
,
Where,
Plug in the values into the slope formula:




Answer:
2/7
Step-by-step explanation:
you use the rise over run equation and then simplify
Answer:
The set of all first components of the ordered pairs of relation R is called domain