SOLUTION: verify that x and y are inverse functions f(x)=x+7 g(x)=x-7

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Question 666855: verify that x and y are inverse functions f(x)=x+7 g(x)=x-7
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Starting with
f(x) = x+7
...
y = x+7
Isolate x
x = y-7
...
Swap x and y
y = x-7
...
f%5E-1%28x%29+=+x-7
.....................
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