Answer:
1. 8 + 13 = 13 + 8.
2. 6 + ( 12 + 4) = 6 + ( 4 + 12).
Step-by-step explanation:
It’s the 3rd one hopefully this helps
Answer:
Step-by-step explanation:
cube means 3D square.. right?
so for volume we want the height x width x length.. make sense?
since each edge is 9'
the volume is
= 729 
Answer:
20
Step-by-step explanation:
80% of 25 is 20, even if you put it into a calculator
The variable <em>x </em>is equal to 0.5