Know your Abs -Manhatten

What is the value of y? (1) 3| x 2 4| = y 2 (2) |3 y| = 11 Solution: (1) INSUFFICIENT: Since this equation contains two variables, we cannot determine the value of y. We can, however, note that the absolute value expression | x 2 4| must be greater than or equal to 0. Therefore, 3| x 2 4| must (…)