Respuesta :

Answer:

2(3d+3)

3d+3   + 3d+3

Step-by-step explanation:

4d+6+2d

Combine like terms

6d+6

Factor out a common term 2

2(3d+3)

We can also split this into 2 pieces because of the 2

The 2 means we have 2 terms of 3d+3

3d+3   + 3d+3