SOLUTION: Half the sum of two numbers is 20 and twice the difference between the two numbers is 8. Find the numbers

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Question 813849: Half the sum of two numbers is 20 and twice the difference between the two numbers is 8. Find the numbers
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi,

Half the sum of two numbers (x + y) is 20 %28x%2By%29%2F2+=+20

twice the difference between the two numbers (x-y) is 8. 2%28x-y%29+=+8

Question states***

 x + y = 40

 x - y = 4

  2x = 44

   x = 22   and y = 18

CHECKING our Answer***

 40/2 = 20

 2*4 = 8