Prove that there is no complex number such that | z | −z = i​

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Which number line represents the solution set for the inequality - x 24?