In 2007, a census counted 2815 of a certain animal. This was 315 fewer than the number counted in 2006. What was the population of the animal in 2006?
The population of the animal in 2006 was
(Simplify your answer.)

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Pick the description of a geometric object that best matches the real world object box for a deck of card

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%