awkwardkid0123 awkwardkid0123

24-01-2019
Mathematics

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I need help asap plz show work

3n+18=39-4n

Respuesta :

ag4093769 ag4093769

24-01-2019

Answer:

n=3

Step-by-step explanation:

3n+18=39-4n

-18 -18

3n=21-4n

+4n +4n

7n=21

7/7n=21/7

n=3

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