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  • 14-06-2022
  • Mathematics
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The sum of two numbers is 39.Three times the smaller number exceeds the larger number by 81. Find the numbers

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Аноним Аноним
  • 15-06-2022

Let smaller no be x and bigger be y

  • x+y=39--(1)
  • 3x=y+81
  • y=3x-81
  • y=3(x-27)--(2)

Put it in eq(1)

  • x+3(x-27)=39
  • x+3x-81=39
  • 4x=81+39
  • 4x=120
  • x=30

Now

  • x+y=39
  • y=39-30
  • y=9

The numbers are 9 and 30

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