Question

2. 6 + { (–3) – [ 3 + (–5) ] – 7 } + 2 =

Answer 1

Respuesta:

2.6+{(-3)-[3+(-5)]-7}+2

12+{-3-[3-5]-7}+2

12+{-3-3+5-7}+2

12-3-3+5-7+2

12+5+2-3-3-7

19-13=6

Explicación paso a paso: