Respuesta :

ChastityCarpenter

Answer:

13

Step-by-step explanation:

x-4=9

+4  +4

x=13

Advent5647

Answer:

13

Step-by-step explanation:

Step 1:

x - 4 = 9

Step 2:

x = 9 + 4

Answer:

x = 13

Hope This Helps :)