Respuesta :

-3 + 2x = 11

Add 3 to both sides.

2x = 14

Divide by 2.

x = 7
-3 + 3 + 2x = 11 + 3
[tex] -3 + 3 = 0 0 + 2x = 11 + 3 2x = 11 + 3[/tex]

[tex]11 + 3 = 14 2x = 14[/tex]

x=7 :)

Otras preguntas