Respuesta:
x + 4y =43
-x+3y=27
----------------
7y= 70
y=70/7
y=10
y en
x+4(10)=43
x=43-40
x=3
te hago tus tareas +593979119911
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Respuesta:
x + 4y =43
-x+3y=27
----------------
7y= 70
y=70/7
y=10
y en
x+4(10)=43
x=43-40
x=3
te hago tus tareas +593979119911