Answer:

Step-by-step explanation:
Given


Required
Complete the equation y - 4.....
First, we need to determine the slope as follows:



The equation is then calculated as thus:

This gives:

Open bracket

Add 4 to both sides




Answer:the equation of the horizontal line passing through (4,7) is y=7 . Note − The equation of a vertical line is always of the type x=k and hence the equation of the vertical line passing through (4,7) is x=4 .
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Answer:
x=3
Step-by-step explanation:
15/5=3 now I gotta get 20 chatacters