26-Calcule as expressões numéricas.... Pergunta de ideia deSirTophanHall180360

SirTophanHall180360 @SirTophanHall180360

December 2019 1 14 Report

26-Calcule as expressões numéricas

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angelinamaiuolo A)29-100÷25+3×4=
29-4+12=
25+12=
37

b)(17-49)+(42÷6)
-32+7=
-25

c) [28-81÷9+(16-6)]-18=
[28-9+10]-18=
[19+10]-18=
29-18=
11

d)26+{[17+3)-6÷3+3×18]}
26+{10-2+54}=
26+{8+54}=
26+62
88

e)144÷[8÷8+(81÷9-8)×3]+36=
144÷[8÷8+(9-8)×3]+36=
144÷[1+1×3]+36=
144÷[1+3]+36
144÷4+36=
36+36
72.

espero ter ajudado.

1 votes Thanks 1

Calcule o valor de x: a)3.(x+3)-1=2 b)3.(x+2)=2.(x-7) c)3.(x+2)-1=2.(x+3)-7 d)3.(x+1)+2=5+2(x-1). elimine os parentes

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Calcule o valor de x: a)3.(x+3)-1=2 b)3.(x+2)=2.(x-7) c)3.(x+2)-1=2.(x+3)-7 d)3.(x+1)+2=5+2(x-1). elimine os parentes

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