The population of Belmont, MA is 24729 and covers

Abag contains 3 blue and 2 green marbles. what is the probability of drawing a blue marble followed by a green marble, without replacing the first marble?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.