Răspuns :
{- 3 * [- 7 * (15 - 10 - 2) - 3 * (- 8) + 5] + 20 - 4} * 2 =
{- 3 * [- 7 * 3 + 24 + 5] + 16} * 2 =
{- 3 * [- 21 + 29] + 16} * 2 =
{- 3 * 8 + 16} * 2 =
{- 24 + 16} * 2 =
- 8 * 2 =
- 16
{- 3 * [- 7 * 3 + 24 + 5] + 16} * 2 =
{- 3 * [- 21 + 29] + 16} * 2 =
{- 3 * 8 + 16} * 2 =
{- 24 + 16} * 2 =
- 8 * 2 =
- 16
[-3•(-7•3-3•(-3)) +16]•(+2)
[-3•(-21+9) +16]•(+2)
-3•(-12+16) •(+2)
-3•(+4) •(+2)
(+12) •(-2)
+24
Sper ca te-am ajutat. CPL
[-3•(-21+9) +16]•(+2)
-3•(-12+16) •(+2)
-3•(+4) •(+2)
(+12) •(-2)
+24
Sper ca te-am ajutat. CPL