Question 120891
{{{(3x+3)/3=(7x-1)/5}}}
{{{x+1=(7x-1)/5}}}

By cross multiplication,

{{{5(x+1)=7x-1}}}
{{{5x+5=7x-1}}}
{{{7x-1=5x+5}}}
{{{7x-5x=5+1}}}
{{{2x=6}}}
{{{x=3}}}


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