Which rational number is the smallest 1) 4/9
2) -5/6
3) -7/-12
4) 0.1112
5) -2.57

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.

What is the correct decimal form of 12%

In triangle abc, angle c is a right angle. find the value of the trig function indicated. find tan a if c = 17 and a = 8