Tabular x-2y=10
2x+3y=-8
porfavooor
2x+3y=-8
porfavooor
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Respuesta:
x=18
y=-4
Explicación:
x-2y=10
2x+3y=-8
-> x-2y=10
x=10+2y
reemplazas
2x+3y=-8
2(10+2y)+3y=-8
20+7y=-8
7y=-28
y=-4
Entonces si
x=10+2y
x=10+2(4)
x=18