Parallel/Perpendicular through points (Look at the image for the problem)

Solve |x| > -9 a) {x|x< -9 or x> 9} b) all reals c) no solution

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

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 .