Помогите1)Log¼ (3x+3) = -½2) log½ (4-4x) = -33)log⅓ (x-4) =-½

Question

Помогите
1)Log¼ (3x+3) = -½
2) log½ (4-4x) = -3
3)log⅓ (x-4) =-½

Answer 1

1) (1/4)^(-1/2) = 3x+3
    2=3x+3
    x= -1/3
2)(1/2)^-3 = 4-4x
   8=4-4x
   x=-1
3) (1/3)^(-1/2)= x-4
     √3= x-4
     x= 4+√3