Solve for y .

|y| +8=18

Plz heeeeeeelp plz give me the answer

The parabola opens: y=√x-4 (principal square root) up down right left

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 .