Which of the following statements is incorrect about

I. (4x-5)³ +  1/(4x-5)³  = 2

II. 2[(y+1/y)²- 2]- 9(y+1/y)= -14

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

Equation 1: 29x² - 137x + 108 = 0

I. 2x² - 7x + 3 = 0

II. 8y² - 14y + 5 = 0

I. x² - 5x - 14 = 0

II. y² - 16y + 64 = 0

Find the value of 'x' and 'y' in the following equation:

8x - 3y = 58

5x + 2y = 106

I. 4x² + 3√7 x-7 =0

II. 7y² + 4√7 y-5=0

I. 5x² + 17x + 6 = 0                                           

II. 2y² + 11y + 12 = 0

I. 84x² - 167x - 55 = 0

II. 247y² + 210y + 27 = 0

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

Equation 1: x² - 22x + 120 = 0

Equation 2: y² - 25y + 144 = 0