Willie was going to sell all of his baseball cards to buy a video game. After selling half of them he changed his mind. He then bought twenty more. How many games did he start with if he now has 41 games?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

2.5 milligrams is equivalent to how many grams