The sum of two numbers is 17. Their difference is 3.Find the two numbers.

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The sum of two numbers is 17. Their difference is 3.Find the two numbers.​

The sum of two numbers is 17. Their difference is 3. Find the two numbers.​

  • Let x and y be the two numbers.

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  • x + y = 17
  • x – y = 3

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  • x = 3 + y
  • 3 + y + y = 17
  • y + y = 17 – 3
  • 2y = 14
  • y = 14/2
  • y = 7

—–

  • x + y = 17
  • x + 7 = 17
  • x = 17 – 7
  • x = 10

  • The value of x is 10 while the value of y is 7.


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