Question

387)
Помогите пожалуйста прошууу

Answer 1

x + (-1/4) = 0

x = 1/4

-x + 1/4 = 0

-x = -(1/4)

x = 1/4

-(1/4) + x = 0

x = 1/4

1/4 + (-x) = 0

-x = -(1/4)

x = 1/4

-x + (-1/4) = 0

-x = 1/4

x = -(1/4)

-(1/4) + (-x) = 0

-x = 1/4

x = -(1/4)