<span>Helped people to have better lifes
</span>
languages are different understanding to a person it first starting off in cave drawings in B.C time to sign language to 2018 new discovered language and now 2018 where we are still making new discoveries on to making new languages.
A man traveled a certain number of miles by automobile and then nine times as far by airplane. His total trip was 600 miles in length. How far did he travel by plane?
x represents miles by <span>automobileairplane</span>.
9x represents miles by <span>automobileairplane</span>.
Answer:
a government’s authority comes from the people
Marks as brainlist