Respuesta:
[tex]x + y = 190 \\ \frac{1}{ 9}( x - y) = 2 \\ - - - - - - - - - \\ x +y = 190 \\ x -y = 18 \\ - - - - - - - - - [/tex]
[tex]2x = 208 \\ x = 104[/tex]
reemplazando,
[tex]x + y = 190 \\ y = 190 - 104 \\ y = 86[/tex]
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Respuesta:
[tex]x + y = 190 \\ \frac{1}{ 9}( x - y) = 2 \\ - - - - - - - - - \\ x +y = 190 \\ x -y = 18 \\ - - - - - - - - - [/tex]
[tex]2x = 208 \\ x = 104[/tex]
reemplazando,
[tex]x + y = 190 \\ y = 190 - 104 \\ y = 86[/tex]