JadyL327314 JadyL327314
  • 04-11-2022
  • Mathematics
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5/ y-7 = 3/ y-5 what is y

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AnberlinA409702 AnberlinA409702
  • 04-11-2022

The given expression :

5/ y-7 = 3/ y-5

[tex]\begin{gathered} \frac{5}{y-7}=\frac{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=\frac{4}{2} \\ y=2 \end{gathered}[/tex]

Answer : y = 1

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