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Equação

Authored by João Brito

Mathematics

7th Grade

CCSS covered

Used 344+ times

Equação
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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Pensei em um número, multipliquei ele por 5, ao resultado somei 12, obtendo 32.

Que número pensei?

55  

2828  

−4-4  

44  

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.5

CCSS.6.EE.A.2

CCSS.6.EE.B.7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O valor numérico de 3x3x  para x=5x=5  é?

16

10

12

15

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.5

CCSS.6.EE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

O valor numérico de 2x+3y2x+3y  para x=1x=1  e y=2y=2  é?

8

7

6

5

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

O dobro de um número somado com a sua terça parte.

2x+x32x+\frac{x}{3}  

2x+3x2x+3x  

x2+x3\frac{x}{2}+\frac{x}{3}  

x2+3x\frac{x}{2}+3x  

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

CCSS.6.EE.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A diferença entre um número e a sua quarte parte.

4x−x4x-x  

x−x4x-\frac{x}{4}  

x4−x\frac{x}{4}-x  

x+x4x+\frac{x}{4}  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A soma de um número com duas unidades.

3x−23x-2  

x+2xx+2x  

x+2x+2  

x−2x-2  

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Resolva a equação

x+3=13x+3=13  

x=10x=10  

x=5x=5  

x=−5x=-5  

x=20x=20  

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.5

CCSS.6.EE.B.7

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