SOLUTION: One half a number is 21 less than double the number. Find the number.

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Question 636789: One half a number is 21 less than double the number. Find the number.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

One half a numberhighlight%28x%29 is 21 less than double the number

Question states***

%281%2F2%29x+=+2x-21

    21 = (3/2)x

+%282%2F3%2921+=+x+=+14

and...

 7+=+28-21