Respuesta :

melaniemtzmarti
so in a proportion you multiply, in this case you have to combine the z with the 3 to create 3z.
12/24 
IssacAsimov
[tex] \frac{z+3}{3} = \frac{8}{4} [/tex]

[tex] \frac{z+3}{3} = 2 [/tex]

[tex]z+3 = 6[/tex]

[tex]z=3[/tex]

Otras preguntas