Answer:
24
Step-by-step explanation:
Using curved parentheses (not square brackets) and * for multiplication and / or ÷ for division, a Google or Bing search box will evaluate such expressions for you according to the Order of Operations.
_____
2[(14 -3) + (4 x 4 x 4) /4] - 2.5 x 12
= 2((11) + 64/4) - 30 . . . . . evaluate inside inner parentheses, to final multiplication
= 2(11 +16) - 30 . . . . . division before addition
= 2·27 -30 . . . . add inside parentheses
= 54 -30 . . . . . .multiplication before addition
= 24
