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svalencia61 svalencia61
  • 26-07-2014
  • Mathematics
Answered

The sum of two numbers is 40, and their difference is 8. Find the numbers.

Verified Answer :

konrad509
konrad509 konrad509
  • 26-07-2014

\(x+y=40\\ x-y=8\\ -----\\ 2x=48\\ x=24\\\\ 24+y=40\\ y=16\)

Answer Link
6417
6417 6417
  • 26-07-2014

a - b = 8
+ a + b = 40   
   2a = 48
     a = 24

a - b = 8
24 - b = 8
b = 16

Answer Link

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