Question

[(3+3)×3-3+3×(3+3:3)]:d-9+1×1=1​

Answer 1

[6×3-3+3×(3+1)]:d-9+1=1

(6×3-3+3×4):d-9+1=1

(18-3+12):d-9+1=1

(15+12):d-9+1=1

27:d-9+1=1

27:d-9=1-1

27:d-9=0

27:d=0+9

27:d=9

d=27:9

d=3

Answer 2

[(3+3)x3-3+3x(3+3:3)]:d-9+1x1=1

(6x3-3+3x4):d-9+1=1

(18-3+12):d-9+1=1

(15+12):d-9+1=1

27:d-9+1=1

27:d-9=0

27:d=9

d=27:9

d=3