Can someone help
- wrote an equation of the line in slope intercept form

y=-2x+8

Step-by-step explanation:

Hope this helps!

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.