tizzler123 tizzler123

22-01-2016
Mathematics

contestada

What does "n" equal in N+2n+20-4=12+3n?

Respuesta :

mez2018 mez2018

22-01-2016

n+2n+20-4=12+3n
3n+20-4-12=12-12+3n
3n+4=3n
3n/3 + 4= 3n/3
n+4=n
n+4-4=n-4
n=n-4

theres no further simplification, unless i messed up ...

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