Respuesta :

Answer:

27 + 10d

Step-by-step explanation:

Answer:

10d+27

Step-by-step explanation:

Rearrange terms

3

(

9

+

2

)

+

4

3

(

2

+

9

)

+

4

2

Distribute

3

(

2

+

9

)

+

4

6

+

2

7

+

4

3

Combine like terms

6

+

2

7

+

4

1

0

+

2

7