Answer:
1st box: Asso. prop= m+(4+x)
2nd box: Comm. Prop= m+4=4+m
3rd box: iden. prop= m+0=m
4th box: Zero prop: m x 0=0
Answer:
i really dont know
Step-by-step explanation:
We can’t really see the problem
Answer:
The second choice 
Step-by-step explanation:
The missing image is attached
We use the section formula:

We substitute
and m=5, n=9

We simplify to get:

This simplifies to:

In decimals we get:
