Question

2 - Determine o valor de cada soma algébrica:
a) 8 -(-6 + 10)
b) --10 + (6 - 4)
c) 2 + (2+ 5-7)
d) -5 + (2-4) - 17 - 1)
e) (-5 + 3) - (5-9) + (8 - 1) - 11

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Answer 1

Resposta:

8+16 = 24

10+2 = 12

2+(7-7) = 2

-5+(-2-17-1) = -5-20 = -25

-2-(-4) + (-9) -11 = -2+4-9-11 = 2-9-11 = -18