Question 912607
Substituting,
{{{(4/3)(2y-6)+(5/6)y=55}}}

Multiply both sides by {{{6}}},
{{{8(2y-6)+5y=330}}}
{{{16y-48+5y=330}}}
{{{21y=378}}}
{{{y=18}}}
Then,
{{{x=2(18)-6}}}
{{{x=36-6}}}
{{{x=30}}}