Respuesta :

1/2 or 0.5.

First, you take away the parentheses.
-2/3 x -3/4 

Second, Multiply the fractions 
2 x 3 
3 x 4

Cancel the common factor. 
Then you have 2/4.

Cancel the common factor 2, 
then you have 1/2 or 0.5
It is 1/2 or .5! Hope this hels