Respuesta :

d = √(x₂-x₁)²

(x₂-x₁) = [9-(-52)] = 61

√61 ² = 61

Answer: 61
so 52 is the distance from zero between 0 and -52 and 9 is the distance between 9 and 0 so 52 plus 9 is 61 which is the answer