Question

resolva as expressão
a) +10 +(+12)×(-5)
b) 4-(7-9)
c)(+25-25)-(-25)
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Answer 1

Resposta:

Explicação passo-a-passo:

a) +10 +(+12)×(-5)  = 10 + 60 = 70

b) 4-(7-9)  = 4 + 2 = 6

c)(+25-25)-(-25) = 0 + 25 = 25

Answer 2

Resposta:

a) 10+(12)x(-5) = 10+(-60) = 10-60 = -50
b) 4-(7-9) = 4-(-2) = 4+2 = 6
c) (25-25)-(-25) = 0-(-25) = 0+25 = 25