Question

4) A expressão (-2)-(-4)-(+7)-(-2)+(-12)é igual a : A) -15 B) +15 C) -16 D) +16 ​

Answer 1

Resposta:

(-2)-(-4)-(+7)-(-2)+(-12)

=2−7−(−2)−12

=−5−(−2)−12

=−3−12

=−15

In other words, the answer is letter (A)

Explicação passo a passo: