Respuesta :

Answer:

Step-by-step explanation:

            4321

             1234

            5555

5555 in base 7 is equal to 2000 in base 10

Answer:

3890

Step-by-step explanation:

1. Break down 4321 and add.

1=1

2=14

3=210

4=2800

3025

2. Break down 1234 and add.

4=4

3=21

2=140

1=700

865

3. Add them together to get 3890

I'm probably wrong but whatever.