Respuesta:
x=73 y=61
Explicación paso a paso:
x + y= 134
x-y= 12
2x= 134 +12 --> x= 146/2 --> x=73
73+y= 134--> y= 134-73 --> y=61
x-y= 12 --> 73-61= 12
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Respuesta:
x=73 y=61
Explicación paso a paso:
x + y= 134
x-y= 12
2x= 134 +12 --> x= 146/2 --> x=73
73+y= 134--> y= 134-73 --> y=61
x-y= 12 --> 73-61= 12