Question

-31+[-58+(-87)-(-146+53)]-210

Answer 1

Olá

Vamos lá,

=-31+[-58+(-87)-(-146+53)]-210
=-31+[-58+(-87)-(-93)]-210
=-31+[-58-87+93]-210
=-31+[-145+93]-210
=-31+[-52]-210
=-31-52-210
=-83-210
=-293

Answer 2

-31+[-58+(-87)-(-146+53)]-210 =
-31+[-58-87+93]-210
-31-52-210
-293

resposta: -293