15 - 7 = 8 so there are many you can do like:
16 - 8 = 8
20 - 12 = 8
22 - 14 = 8
and so on, there are many.
Answer:
travel from 5 to 10 cm/yr.
Step-by-step explanation:
Answer: Circle = 5 Triangle = 2 Square = 6
Step-by-step explanation: 5 + 2 = 7 2 + 6 = 8 6+2 =8, 8 + 5 =13