
Equações do 1º Grau - problemas - Capítulo 4
Authored by Djalma Júnior
Mathematics
7th Grade
CCSS covered
Used 74+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A solução da equação 3x - 9 = 9 é
x = 2
x = 4
x = 6
x = 8
Tags
CCSS.6.EE.B.5
CCSS.6.EE.B.7
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual o conjunto verdade da equação 2(x + 3) = 30 ?
V= {12}
V= {14}
V= {16}
V= {18}
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Para U = Z, qual é o conjunto verdade da equação 2(x - 1) - 1 = 8 ?
V= {11/2}
V= {6}
V= {13/2}
V = ∅
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A equação que representa a situação: "Qual é o número que adicionado ao seu dobro é igual a 72?"
x + x/2 = 72
x - 2x = 72
x + 2x = 72
Ainda não sei fazer isso
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é o número que adicionado com sua quarta parte é igual a 60?
24
36
40
48
Tags
CCSS.6.EE.B.5
CCSS.6.EE.B.7
CCSS.6.EE.A.2
CCSS.6.EE.B.6
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual é o número cuja soma com seu sucessor é 73?
35
36
37
38
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A soma de dois números é 103 e a diferença é 23. O maior desses números é
23
33
40
63
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