Respuesta :

4x - 11 = 21
4x = 21 + 11
4x = 32
x = 32 divided by 4
x = 8
Hope that helps! :)
Lilith
[tex]4 x - 11 = 21 \\ \\ 4x =21+11\\ \\4x = 32 \ \ /:4 \\ \\x= \frac{32}{8} \\ \\x=4[/tex]