Respuesta:
x = 1
y = 4
Explicación paso a paso:
[tex]\frac{9-y}{5}=\frac{7-y}{3}[/tex]
3 ( 9 - y ) = 5 ( 7 - y )
27 - 3y = 35 - 5y
-3y + 5y = 35 - 27
2y = 8
x = [tex]\frac{9-4}{5} =\frac{5}{5} =1[/tex]
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Respuesta:
x = 1
y = 4
Explicación paso a paso:
[tex]\frac{9-y}{5}=\frac{7-y}{3}[/tex]
3 ( 9 - y ) = 5 ( 7 - y )
27 - 3y = 35 - 5y
-3y + 5y = 35 - 27
2y = 8
y = 4
x = [tex]\frac{9-4}{5} =\frac{5}{5} =1[/tex]