Respuesta :

Add 16 to both sides

12+16=2x-16+16
28=2x
Divide both sides by 2
14=x
missinghalloween13
16 + 16 =0 pair
12+16=28
2x÷2=0
28÷2=14
x=14
So, 12=2x-16
is the same as 12=2(14)-16