What is the answer for. 49x^2-25y

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42

Jeremy spends $84 on a bat and a skateboard. the bat cost $33 how much does the skateboard cost ?