Answer:
-4x+15
Step-by-step explanation:
Two lines are perpindicular if their slopes are negative reciprocals
This means that our slope is -4x
Our equation so far looks like this
-4x+b=y
we can plug in (4, -1) and solve for b
-4(4)+b= -1
-16+b= -1
15=b
Which means our line is y= -4x+15
