240002283 240002283
  • 29-08-2020
  • Physics
contestada

A number n plus 7 is less than or equal to 9.

Respuesta :

zulkaifzahid2007
zulkaifzahid2007 zulkaifzahid2007
  • 29-08-2020

Answer:

n=2

Explanation:

n+7=9

n=9-7

n=2

+ -= -

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