SOLUTION: does the function |x|-y=6 define y as a function of x

Question 1117703: does the function |x|-y=6 define y as a function of x
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
By definition, a function is a rule that assigns to each element
in its domain

, called , in its range.
you are given the function
rearrange it:
now find out what are the domain and range of
domain: (all real numbers) or (,)
range: { element : } or (,)
since each element in its domain

, is a function
or, simply graph it and use vertical line test:

as you can see, both vertical lines intersect graph in exactly one point

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