resolva as inequaçoes:
A) x- 1 < 3
B) x+5>10
C) 3x<12
D) 2x-1>11
E) 6x-1<2x+7
F) 3(x+1)<2(x+1)
G) x/2 - 1/3 < x/4
Soluções para a tarefa
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a) x-1<3 x<3+1 x<4
b)x+5>10 x>10-5 x>5
c) 3x<12 x<12/3 x<4
d)2x-1>11 2x>11+1 2x>12 x>12/2 x>6
e) 6x-1<2x+7 6x-2x<7+1 4x<8 x<8/4 x<2
f) 3x+3<2x+2 3x-2x< 2-3 x<-1
g) faz mmc entre 2 3 e 4 que dá 12
6x-4/12< 3x/12, corta o "12" e vai ficar 6x-4<3x 6x-3x<4 3x<4 x<4/3
deixa em forma de fração pois não tem como simplicar
b)x+5>10 x>10-5 x>5
c) 3x<12 x<12/3 x<4
d)2x-1>11 2x>11+1 2x>12 x>12/2 x>6
e) 6x-1<2x+7 6x-2x<7+1 4x<8 x<8/4 x<2
f) 3x+3<2x+2 3x-2x< 2-3 x<-1
g) faz mmc entre 2 3 e 4 que dá 12
6x-4/12< 3x/12, corta o "12" e vai ficar 6x-4<3x 6x-3x<4 3x<4 x<4/3
deixa em forma de fração pois não tem como simplicar
davisznasciment:
obg
Respondido por
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Olá ☺
a)



b)



c)


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d)





e)





f)




g)



Elimina o denominador 12.




Bons Estudos :)
a)
b)
c)
d)
e)
f)
g)
Elimina o denominador 12.
Bons Estudos :)
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