PLANTEAMIENTOx+x+1+x+2=78
RESOLUCION
3x+3=78
3x=78-3
3x=75
x=75/3
x=25
si x=25, los consecutivos serán 26 y 27
COMPROBACION
25+26+27= 78
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PLANTEAMIENTO
x+x+1+x+2=78
RESOLUCION
3x+3=78
3x=78-3
3x=75
x=75/3
x=25
si x=25, los consecutivos serán 26 y 27
COMPROBACION
25+26+27= 78
Resolvemos :
x + x 1 + x + 2 = 78
x + x + x + 1 + 2 = 78
3x + 1 + 2 = 78
3x = 78 - 2 - 1
3x = 75
x = 75/3
x = 25
x + 1 = 25 + 1 = 26
x + 2 = 25 + 2 = 27
Respuesta : Los números son : 25, 26 y 27
Es correcto lo que tienes.