Adam bought an autographed baseball for $80. His brother really liked it, so he sold it to him for $90. He then bought it back for $100 but then sold it to a collector for $110. Did he make money or loses money after all these transactions? How much?

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0