Question

(+8)+(‐2)+(-7)+(-8)+(+5)+(+7)+(+2)+(‐3)

Answer 1

Resposta:

+2

Explicação passo-a-passo:

+8-2-7-8+5+7+2-3

+8-2= +6

+6-7-8+5+7+2-3

+6-7= -1

-1-8+5+7+2-3

-1-8= -9

-9+5+7+2-3

-9+5= -4

-4+7+2-3

-4+7= +3

+3+2-3

+3+2= +5

+5-3= +2