kg798811 kg798811
  • 19-06-2019
  • Mathematics
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The sum of two numbers is 17 and their different is 5. Find one'
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choixongdong
choixongdong choixongdong
  • 19-06-2019

Answer:

The two numbers are 11 and 6

Step-by-step explanation:

Lets 2 numbers are x and y

The sum of two numbers is 17: x + y = 17

The different is 5 :x - y = 5

Now you have 2 equations

x + y = 17

x - y = 5

-------------------Subtract

2x = 22

 x = 11

Substitute x = 11 into one of the equations above to find y

x - y = 5

11 - y = 5

y = 11 - 5

y = 6

The two numbers are 11 and 6

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