17 – Determine o valor de y para que as Expressões

egin{gathered} egin{gathered} :   overline{ oxed{oxed{ egin{array}{r}mathsf{ dfrac{3y}{y : - : 4} }end{array}}}} end{gathered}  end{gathered}

e

egin{gathered} egin{gathered} :   overline{ oxed{oxed{ egin{array}{r}mathsf{3 : + : dfrac{2}{y } }end{array}}}} end{gathered}  end{gathered}

sejam iguais, sabendo que y ≠ 0 e y ≠ 4.​