Respuesta :

Hello there,
begin by distributing 7 
35x-28-1=14-8x
35x-29=14-8x
now add 8x to both sides
35x+8x-29=14-8x+8x
43x-29=14
add 29 to both sides
43x-29+29=14+29
43x=43
divide both sides by 43
43x/43=43/43
x=1
Done!