Answer:
y=2/3x+1/6
Step-by-step explanation:
The inequality that represents the domain of the function is 
<h3>How to determine the domain?</h3>
The function is given as:
Set the radicand greater than or equal to 0
Multiply through by 2
x - 20 ≥ 0
Add 20 to both sides
x ≥ 20
Hence, the domain of the function is x ≥ 20
Read more about domain at:
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Answer:Feudalism helped protect communities from the violence and warfare that broke out after the fall of Rome and the collapse of strong central government in Western Europe. Feudalism secured Western Europe's society and kept out powerful invaders. Feudalism helped restore trade. Lords repaired bridges and roads.
Step-by-step explanation:
