Find the greatest common factor of 15x2y3 and -18x3yz.

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?