The expression (x2 - 5x - 2) - (-6x2 - 7x - 3) is
equivalent to

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it. bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.