Respuesta :

Hey there! :D

18-2[x+(x-5)]

Multiply -2 and x. 

18-2x+(x-5)

Take away the parenthesis. 

18-2x+x-5

Combine like terms. 

18-5= 13

-2x+x= -x

13-x <== simplified expression 

I hope this helps!
~kaikers

Answer:

The correct answer is 28-4x

Step-by-step explanation: