SOLUTION: Find the domain of f(x)=5x/x+8

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Question 1047116: Find the domain of f(x)=5x/x+8
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=5x%2F%28x%2B8%29

the domain:
recall, denominator x%2B8 cannot be zero, and x%2B8=0 if x=-8; so, exclude x=-8

{ x element R : x%3C%3E-8 }
+graph%28+600%2C+600%2C+-30%2C+30%2C+-30%2C+30%2C%285x%29%2F%28x%2B8%29%29+