SOLUTION: The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?

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Question 236078: The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?
Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?
:
+ =
The common denominator, in this case is 4*7, 28:
+ =
So it is the reciprocal of

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