Respuesta :
Let it be x
ATQ
[tex] \\ \sf \longmapsto \: 3x - (6) = 45 \\ \\ \sf \longmapsto \:3x = 45+6 \\ \\ \sf \longmapsto \:3 x = 51 \\ \\ \sf \longmapsto \: x = \dfrac{51}{3} \\ \sf \longmapsto \: x=17[/tex]
Let it be x
ATQ
[tex] \\ \sf \longmapsto \: 3x - (6) = 45 \\ \\ \sf \longmapsto \:3x = 45+6 \\ \\ \sf \longmapsto \:3 x = 51 \\ \\ \sf \longmapsto \: x = \dfrac{51}{3} \\ \sf \longmapsto \: x=17[/tex]