Respuesta :

Cleverguy

Answer:

z = 20

Step-by-step explanation:

-8+0.75z=12-0.25z

Transpose '-8' from LHS to RHS

So,

[tex] 0.75z = 12 + 8 - 0.25z[/tex]

Then transpose '0.25z' from RHS to LHS

So,

[tex]0.75z + 0.25z = 20 \\ 1z = 20[/tex]

So therfore z = 20

Hooe this helps and pls mark me brainliest!

Answer: z=20

Step-by-step explanation: