SOLUTION: please can you explain how you got the answer state the domain of f(x)=9-18x thank you

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Question 363048: please can you explain how you got the answer
state the domain of f(x)=9-18x
thank you
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Look for values of x where f(x) is undefined.
THere are no restrictions so all x are in the domain of f(x).
Domain:(-infinity,infinity)