Question

b}-7{-2-5+{3-7}-{2-3+1 quero conta

Answer 1

Ola Italo

-7*(-2 + 5 + (3 - 7) - (2 - 3 + 1))

-7*(3 - 4 - 0) = -7*(-1) = 7 

Answer 2

-7{-2-5+{3-7}-{2-3+1}-7{-7+{-4} - { - 1+1}

-7{-7-4 + 0}

- 7{-11}

+ 77