Respuesta :

Answer:

-42.000000008

Step-by-step explanation:

2/3{(15-6)-8(8+1)}

2/3{9-8(9)}

2/3{9-72}

2/3{-63}

2/-0.04761904761

-42.000000008

You might want to check and see if this is right. But it should be.