A submarine descents down 100 feet into the ocean. It then ascended 23 feet. What integer represents the position of the submarine relative to the surface?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

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?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.