Simplify the next following expression: 8x-10y+5z-5x-16y+6z

Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 10.5, q1 at 11.5, median at 12.5, q3 at 13.5, max at 15

Find the area of a parallelogram with base 15 yards and height 21 2/3

What would the rule be for the reflection of y=-3