Question 323537
{{{5/z=9/z-1/3}}} simplify answer,
multiply by 3z, results
3(5) = 3(9) - z
:
15 = 27 - z
:
z = 27 - 15
:
z = 12
:
:
Check solution in original problem
{{{5/12=9/12-1/3}}} 
{{{5/12=9/12-4/12}}}