Respuesta:
x=16 ; y=4
Explicación paso a paso:
x + y = 20 -
x - 2y = 8
y + 2y = 12
3y = 12
y = 4
x + y = 20
x + 4 = 20
x = 16
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Respuesta:
x=16 ; y=4
Explicación paso a paso:
x + y = 20 -
x - 2y = 8
y + 2y = 12
3y = 12
y = 4
x + y = 20
x + 4 = 20
x = 16