Respuesta :
Answer:
7
Step-by-step explanation:
because if you add 10+7 17 17+7=24
First term: 10
Common difference: 7
17-10 = 7 24-17 = 7 so the common difference is 7
Common difference: 7
17-10 = 7 24-17 = 7 so the common difference is 7