Question

5/ y-7 = 3/ y-5 what is y

Answer 1

The given expression :

5/ y-7 = 3/ y-5

`\begin{gathered} (5)/(y-7)=(3)/(y-5) \\ Apply\text{ Cross multiplication} \\ 5(y-5)=3(y-7) \\ 5y-25=3y-21 \\ \text{Seperate variable and constant term} \\ 5y-3y=25-21 \\ 2y=4 \\ y=(4)/(2) \\ y=2 \end{gathered}`

Answer : y = 1