Question 1024437
Use the common denominator,{{{36}}}.
{{{(5/12)(3/3)k+(7/6)(6/6)=(1/18)(2/2)}}}
{{{(15/36)k+(42/36)=2/36}}}
{{{(15k+42)/36=2/36}}}
{{{15k+42=2}}}
{{{15k=-40}}}
{{{k=-(40/15)}}}
{{{k=-(8/3)}}}