If a/b =2 and a=8 what is the value of 3b + a2?

Given right triangle xyz, which correctly describes the locations of the sides in relation to

What are the related frequencies to the nearest hundredth of the columns of the two way table? group 1: a-102 b-34group 2: a-18 b-14edited: i don’t have all day to be waiting for an answer. i figured it out.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2