Question 119844
{{{((2x-6)/21) / ((5x-15)/12)}}}
{{{((2x-6) / 21)*(12/(5x - 15))}}}
divide top and bottom by 3
{{{((2x-6) / 7)*(4/(5x - 15))}}}
{{{(4/7)*((2x-6) / (5x - 15))}}}
{{{(4/7)*(2/5)*((x-3) / (x-3))}}}
{{{(4/7)*(2/5)}}}
{{{8/35}}} answer