Respuesta :

-12d -6 = -2(d+3) -10d
-12d -6 = -2d -6 -10d
-12d -6 = -12d -6
-6 = -6
infinite solutions ♾

Answer:

d = 1

Step-by-step explanation:

-12d - 6 = -2 (d + 3) - 10d

-12d - 6 = -2d - 6 - 10d

-12d - 6 = -12d - 6

-12d = -12d

d = d = 1