Are the following lines parallel, perpendicular, or neither? explain

Which point is on the line y=-2+3? (-2,-1) (3,3) (3,-3) (-3,-9)

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?

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?