musickallyk
musickallyk musickallyk
  • 04-02-2021
  • Mathematics
contestada

IN WHICH EQUATION DOES N = 8
a. n + 25 =18
b. 7 = 56n
c.7.8 - n = 0.2
d.7/8n = 7
pls help

Respuesta :

joanaram22
joanaram22 joanaram22
  • 04-02-2021

Answer: D

Step-by-step explanation: replace n with 8 and your equation is true

answer is : 7/8n=7

if we multiply 7/8 by 8 we get 7 which means it’s D

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Find all real numbers $a$ that satisfy \[\frac{1}{a^3 + 7} -7 = \frac{-a^3}{a^3 + 7}.\]