Which of the following best describes the equation below? y^2=x

A.
both a relation and function
B.
function only
C.
neither a relation nor a function
D.
relation only

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 .

Find the value of x for which line a is parallel to line b