beno93 beno93
  • 06-11-2019
  • Mathematics
contestada

Nineteen less than nine times a number is equal to 11 more than seven times the number

Respuesta :

PandaPrincessForever PandaPrincessForever
  • 06-11-2019

Answer:

n=10

Step-by-step explanation:

9n-19 = 11+7n

-7n               -7n

3n  -19   = 11

      +19   +19

3n = 30

---     ----

3       3

n=10

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