Question

resolva
a) ( +3) - (+5) - (- 10) =
b) (+2) - (- 6) - (+5) +(+2) =
c) - 5) - (-8)+(- 7) - (- 9) +( - 3 )=

Answer 1

Explicação passo-a-passo:

a)(+3)-(+5)-(-10)=

+3-5+10=

-2+10=

+8

b)(+2)-(-6)-(+5)+(+2)=

+2+6-5+2=

+8-5+2=

+3+2=

+5

c)(-5)-(-8)+(-7)-(-9)+(-3)=

-5+8-7+9-3=

+3-7+9-3=

-4+9-3=

+5-3=

+2