Respuesta :

Answer:

one solution I think

Step-by-step explanation:

1/2(x-20)=x-1/2x-5

1/2x-10=(1)x-1/2x-5

+1/2 +1/2

1/2x-10=3/2x-5

-1/2. -1/2

-10=1x-5

+5. +5

-5=1x

Edit: oops sorry forgot about answer lol