Question

{[(0-6)-(0+2)]+[(0+3)-(0+5]}(-20)

Answer 1

{[(0-6)-(0+2)]+[(0+3)-(0+5)]}(-20)
{[ -6 - 2 ] + [ 3 - 5] } -20
{ -8 - 2 } -20
-10 - 20
-30

2 pergunta

45-{-2-[5+4+(6-2)-(7+3-9)+6]-7}+8
45-{-2-[5+4+4-1+6]-7}+8
45-{-2- 18 - 7 } + 8
45 - (-27) + 8
45 + 27 + 8
80