Select the word which means the same as the group of

I. x² + 25x + 154 = 0

II. y² + 27y + 181 = 0

I. 2x² - 12x + 16 = 0    

II. 4y² - 8y  - 12 = 0    

I. 2x² + 13x + 21 = 0

II. 3y² + 34y + 63 = 0

I. 12y² + 11y – 15 = 0

II. 8x² – 6x – 5 = 0

I. 64x² - 64x + 15  = 0     

II. 21y² - 13y + 2  =0

I. 8x² - 74x + 165 = 0

II. 15y² - 38y + 24 = 0

I. 17x² - 26x – 16 = 0

II. 17y²- 26y + 9 = 0

I. x² - 11x + 24 = 0

II. y² - 5y + 6 = 0

Solve the quadratic equations and determine the relation between x and y:

Equation 1: 6x² - 24x + 18 = 0

Equation 2: 5y² - 20y + 15 = 0

I. 3y² + 16y + 16 = 0

II. 2x² + 19x + 45 = 0