Which expression is equivalent to -4-9

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?