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x-y=3
----------
3x-y=5
-x+y=-3(-1)
---------------
2x+0=2
x=1
--------
1-y=3
-2=y
Prueba:
1(3)=-2+5
3=3
1-(-2)=3
1+2=3
3=3
x - y = 3
Método de igualación
y = 3x - 5
y = x - 3
→ 3x - 5 = x - 3
2x = 2
x = 1
y = -2
Los números son 1 y -2