Dave owns 15 shares of abc mining stocks. on monday the value of each share rose $2 but on tuesday the value fell $5. what is the change in the value of dave's shares?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?