So you're basically going to use the whole 1/0.62=x/7.9 thing, and you get a really long number answer that I summed up as 4.9. If you aren't supposed to sum it up, then... just tell me and i'll figure out the rest.
Answer:hi there!that same guy did that w my question too :( i’m reporting his answers. i will help u out tho ahah. the answer is 470(32-n). i hope this helps :). have a good dayyy