An investor puts ​$800 in an account that pays 2​% interest compounded annually. Find the account balance after 6 years.

Ineed to know the answer to this algebra question.

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x