Question 1094908
{{{30n/5=30(2n+4)/6}}}


{{{6n=5(2n+4)}}}

{{{6n=10n+20}}}

{{{4n=-20}}}

{{{highlight(n=-5)}}}


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check
{{{-5/5=-1=(2(-5)+4)/6}}}
{{{-1=(-10+4)/6}}}
{{{-1=-6/6}}}