banaB
banaB
06-09-2016
Mathematics
contestada
how do you solve?
2(1+4n)+10(n-7)=2n-n
Respuesta :
jlashayy
jlashayy
06-09-2016
2(1+4n)+10(n-7)=2n-n
distribute
2+8n+10n-70=2n-n
combine like terms
18n-68=n
move n to other side
17n=68
divide
n=4
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