Respuesta :

Step-by-step explanation:

Answer: The answer is [tex]z=\frac{mn}{(m-n)}[/tex].

Step-by-step explanation: 1. [tex]\frac{nz+m(-z)}{mn}=1[/tex], 2.[tex]\frac{nz-mz}{mn}=1[/tex]. 3. [tex]\frac{z(m-n)}{mn}=1[/tex]

4. [tex]zn-zm=mn[/tex]

5. [tex]z(m-n)=mn[/tex]

6. [tex]\frac{z(n-m)}{n-m}=\frac{mn}{m-n}[/tex], ∴ your answer should be:

[tex]z=\frac{mn}{(m-n)}[/tex], I hoped your answer is very helpful, please mark me as brainliest, and have a happy holidays, Abhinav!!!! :D