Markibean Markibean
  • 10-10-2018
  • Mathematics
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2n+5=20?????????????

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Аноним Аноним
  • 10-10-2018

2n+5=20

Subtract 5 from 5 and 20

2n=15

Divide 15 and 2 by 2

n=7.5

:P

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Echy
Echy Echy
  • 10-10-2018

n ≈ 7.5

2n + 5 ≈ 20

5 - 20 = 2n ≈ 15

Subtract 5 from 5 and 20 .

2n = 15

15 ÷ 2 ≈ 7.5

n ≈ 7.5


Echy~

Answer Link

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