Answer:
n=4
Step-by-step explanation:
To solve combine your like terms.
You can start by adding 0.8 to both sides and subtracting 0.7n from both sides.

Next, divide both sides by 0.7 to isolate for n.

One mile is equal to 5280 yards so if you subtract 330 from that you will get 4950. I hope this helps you!!!
Answer:
32inch³
Step-by-step explanation:
formula= ½bh²
½×4×4×4
½×64
= 64/2
=32inches³
i believe that it is 15 let me know if this was right