Question

помогите плиз уравнение х-4+2(х-4)=36

Answer 1

 х-4+2(х-4)=36

х-4+2х-8=36

3х=36+12

3х=48

х=16

Answer 2

x-4+2(x-4)=36 
x-4+2x-8=36
3x-12=36
3x=36+12
3x=48
x=48/3
x=16