A steamboat travels upstream, against the current, at a speed of 5 miles per hour. Later the steamboat travels downstream with the current, at a speed of 9 miles per hour. Choose the system of equations that can be solved to find the speed of the the steamboat, x, and the speed of the current, y.

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Find percent notation for 0.008 0.008=

The parabola opens: y=√x-4 (principal square root) up down right left