Respuesta :

JoyMark

Answer:

8 Barbie dolls.

Step-by-step explanation:

For this you can make a equation with addition.

4+x=12

Subtract 4 on both sides:

4-4+x=12-4

x=8

So, she needs 8 barbie dolls.

celmnsvivian12
she needs 8 more barbie dolls.