Me ayudan por favor
x+y=2. x= _____
2x-y=1. y= _____
x+y=2. x= _____
2x-y=1. y= _____
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Respuesta:
Explicación paso a paso:
x + y = 2
x = 2 - y
x = 2
_______________________
2x - y = 1
- y = 1 - 2x
y = -1 + 2x
Y = -1