Respuesta:
-5
Explicación paso a paso:
2x+9y=-38
x-9y=35
-----------------------------
3x=-3
x=-1
-1-9y=35
y=-4
-1-4=-5
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Verified answer
Respuesta:
-5
Explicación paso a paso:
2x+9y=-38
x-9y=35
-----------------------------
3x=-3
x=-1
-1-9y=35
y=-4
-1-4=-5