Which expressions are equivalent to 7b(3+c) ? select each correct answer. a −4b+7c b 14bc c (7b⋅3)+(7b⋅c) d 7b+14bc e 21b+7bc

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?