<span>the distance a person walks in a 24-hour period?</span>
X = (23+39)/ 2 = 62/2 = 31
answer
x = 31
Answer:
Associative property of addition. Grouping different addends does not change the sum.
Step-by-step explanation:
5 + 2 + 3 = 5 + (2 + 3)
10 = 5 + (5)
10 = 10