Use elimination to solve the system of equations given by 3x+ 4y= 5 and 21x+ 28y= 35.

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%

What is one way that adding and subtracting polynomials is similar to adding and subtracting whole numbers and integers

Each cube in this figure is a -centimeter cube. how many cubes are in the prism? [type your answer as a number.]