Question 1154551

solve for {{{z}}} in 

{{{x/y = 1-z}}}......add {{{z}}} to both sides

{{{x/y +z= 1-z+z}}}

{{{x/y +z= 1}}}......subtract {{{x/y}}} to both sides

{{{x/y-x/y +z= 1-x/y}}}

{{{z= 1-x/y}}}