Question

Efetue: c) (+4)• (-5) d) (+20) + (-3-2)​

Answer 1

Oieeeee

Bom,

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c)

(+4) × (-5) →

-(4 × 5) →

-20

R) -20

_

d)

(+20) + (-3 - 2) →

(+20) + (-5)

20 - 5

15

R) +15

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Qualquer dúvida me avise

A$$: MarcosPCV