Answer:
21
Step-by-step explanation:
Answer:
the associative property
Step-by-step explanation:
the associative property allows the numbers to add regardless of how you group the numbers
Answer:
X=0
(8,7)
Step-by-step explanation:
Answer:
Step-by-step explanation:
as you see the top "moves" like
2,4,6,8, and next will be 10
the bottom adds 3 to the previos answer
5,8,11,14, next will be 15
5th card is 10/15
This doesn't make any sense
