Respuesta:
y=10
Explicación paso a paso:
3y-25=y-5
3y-y= -5+25
2y= 20
y= 20/2
Comprobacion
(3*10)-25=(10)-5
30-25=(10)-5
5= 5
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Respuesta:
y=10
Explicación paso a paso:
3y-25=y-5
3y-y= -5+25
2y= 20
y= 20/2
y=10
Comprobacion
(3*10)-25=(10)-5
30-25=(10)-5
5= 5