Question

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.1-resolva
a) (+3)+(-2)+(-5)
b) (-2)-(+1)-(+5)
c)(+4) + (-2)-(+3)
d) (+5)-(-3)-(-1)
e) (+4) + (-6)-(+7)-(-6) +(+7)
F) (-3)-(-5)+(-6) + (+8)-(-4)
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Answer 1

Explicação passo-a-passo:

a) 3-2-5= 3-7= -4

b) -3-1-5= -9

c) 4-2-3= 4-5= -1

d) 5+3+1= +9

e) 4-6-7+6+7= 4 -13+13= 4

f) -3+5-6+8+4= +2-6+8+4= -4+8+4=+8