Answer:
b
Step-by-step explanation:
opposite of 8- i tried sorry its because im a 4th grader
Since addition is commutative, she can add anyway she wants.
(17+51)+(10+13)
(51+10)+(17+13)
Hope this helps.
Answer:
2(x+4)
Step-by-step explanation:
Answer:
I think it's 52 cm but I'm not 100% sure
Step-by-step explanation: