Respuesta:
Letra B)
Explicación paso a paso:
X+y=27
4x+2y=60
X=27-y
4(27-y)+2y=60
108-4y+2y=60
-2y=60-108 /*-1
Y=48/2
Y=24
X=27-24
X=3
Hay 24 motos y 3 autos
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Respuesta:
Letra B)
Explicación paso a paso:
X+y=27
4x+2y=60
X=27-y
4x+2y=60
4(27-y)+2y=60
108-4y+2y=60
-2y=60-108 /*-1
Y=48/2
Y=24
X=27-y
X=27-24
X=3
Hay 24 motos y 3 autos