Respuesta :

8x + 47 = 8x + 40

No solutions  (the above 2 expressions cannot be equal for any value of x)
[tex]8x+47=8(x+5) [/tex]
[tex]8x+47=8x+40[/tex]
[tex]8x+47-47=8x+40-47[/tex]
[tex]8x=8x-7[/tex]
[tex]8x-8x=8x-7-8x[/tex]
[tex]0=-7[/tex]
there is no solutions 
Hope this helps :)