Les
karla has 3 stocks in her portfolio. the value of her compu-whiz stock is $2,480.72. the new-enviro stock is worth 5857.68.
and her medi-search stock is valued at $4,375.80. the stocks take a downturn, and the portfolio loses $5,539.53. then, there is a
gain of $567.92. what is the value of the portfolio after the gain?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)