Respuesta :
-4 + 8x = -20
move -4 to the other side
sign changes from -4 to +4
-4+4+8x=-20+4
8x=-20+4
8x=-16
divide both sides by 8 to get x by itself
8x/8=-16/8
answer:
x=-2
-4 + 8x = -20
move -4 to the other side
sign changes from -4 to +4
-4+4+8x=-20+4
8x=-20+4
8x=-16
divide both sides by 8 to get x by itself
8x/8=-16/8
answer:
x=-2