Respuesta :
Answer:
6
Step-by-step explanation:
First, subtract 9 on both sides:
d+9-9=15-9
d=6
Hope this helped!
Answer:
6 + 9 = 15
Step-by-step explanation:
d + 9 = 15, you take 15 and substract it by 9 so you can get 6
15 - 9 = 6
Answer:
6
Step-by-step explanation:
First, subtract 9 on both sides:
d+9-9=15-9
d=6
Hope this helped!
Answer:
6 + 9 = 15
Step-by-step explanation:
d + 9 = 15, you take 15 and substract it by 9 so you can get 6
15 - 9 = 6