mike0260204 mike0260204
  • 13-09-2018
  • Mathematics
contestada

2 times the sum of a number and 5 is 20

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Ell5467 Ell5467
  • 13-09-2018

The number is 5. Steps shown below

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z5tequ2u
z5tequ2u z5tequ2u
  • 13-09-2018

[tex]2(x+5)=20\\ \\ 2x+10=20\\ \\ 2x=20-10\\ \\ 2x=10\\ \\ x=5[/tex]

Confirming the other answer. 5 is correct.

Hope this helps!

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