Question

operacion combinada de 30/((-12+9)-(3x3-12)+12)

Answer 1

= 30 / ((-12 + 9) - ((3×3) - 12) + 12
= 30 / -3 - 9 + 12 + 12
= 30 / 12
= 15 / 6

Answer 2

30 : ( (-12 + 9 ) - ( 3 . 3 - 12) + 12) =
30 : ( (-12 + 9) - ( 9 -12) + 12) =
30 : ( (-3) - (-3) + 12) =
30 : (-3 + 3 + 12) =
30 : (0 + 12 ) =
30 : 12 =
2,5