Question 43081
{{{((2x-6)/(21)) / ((5x-15)/(12))}}}
{{{((2x-6)/(21))((12)/(5x-15))}}}
{{{((2(x-3))/(3*7))((3*2*2)/(5(x-3)))}}}
{{{((2)/(7))((2*2)/(5))}}}
{{{8/35}}}