Factoring and solve

Factor:
x² + 5x - 24

• (x - 8)(x + 3)
• (x + 8)(x - 3)
• (x + 6)(x - 4)
• (x + 12)(x - 2)

Factor:

x² + 11x + 24

• (x + 6)(x + 4)

• (x + 12)(x + 2)

• (x - 8)(x - 3)

• (x + 8)(x + 3)

3v² - 8v + 5

• (3v + 5)(v - 1)

• (3v - 5)(v + 1)

• (3v - 5)(v - 1)

• (3v + 5)(v + 1)

Factor:
x² - 25

• ( x + 5 ) ( x - 5 ) 
• ( x - 5 ) ( x - 5 ) 
• ( x + 5 ) ( x + 5 ) 
• Prime

Factor 4x² - 81

• (4x - 9)(x + 9)

• (2x - 9)(2x + 9)

• (2x - 9)(2x - 9)

• (4x - 1)(x + 81)

Factor the quadratic expression:

2b² + 17b + 21

• (b + 1)(b + 2)

• (b + 3)(b + 7)

• (2b + 3)(b + 7)

• (7b + 3)(2b + 1)

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Solve.
n² - 2n = 0

• n = 2 and 0
• n = -2 and 0
• n = 2
• n = 0