Find a common denominator and rewrite each fraction with the common denominator. Then, subtract the fractions. Please answer

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

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .