Respuesta :
Divide both sides by -5.5.
simplify -12.1/-5.5 to 2.2
add 2 to both sides
simplify 2.2 + 2 to 4.2.
Answer: d = 4.2.
simplify -12.1/-5.5 to 2.2
add 2 to both sides
simplify 2.2 + 2 to 4.2.
Answer: d = 4.2.