Respuesta :
there is one solution because x has a power of 1
if u want to solve it:
4x+2x-6= 8x+12
6x-6= 8x+12
2x+12=-6
2x=-18
x=-9
if u want to solve it:
4x+2x-6= 8x+12
6x-6= 8x+12
2x+12=-6
2x=-18
x=-9