Question

-(-2)+{-1/4{2/3-(1=1/2)]-(+1/4)}

por favor eu quero

Answer 1

Answer:

2

Step-by-step explanation:

$1 - \frac{1}{2} = \frac{1}{2}$

$\frac{1}{2?} - \frac{2}{3 =} = - \frac{1}{6}$

$- \frac{1}{6} - \frac{1}{4} = \frac{5}{12}$