Respuesta :

do the parentheses first so 12 + 4 = 16

2.3 x 16 = 36.8

The Answer is 36.8
Hope I helped! ( Smiles )
PEMDAS order of operations:

Parentheses first:

2.3 x (4+12) = 2.3 x (16)

Then multiply:

2.3 x 16 = 36.8