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Equacions de primer grau

Authored by Paula Santos Mayans

Mathematics

2nd - 3rd Grade

Used 113+ times

Equacions de primer grau
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25 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

La solució de l'equació

2x + 3x = 10

4

6

2

x

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Calcula :

2x + 3 = 31

12

14

17

21

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Quin és el valor de X en la següent equació?

2x+8 = 22

17

1

9

7

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resol la següent equació:

5x-15=4x+16

31

52

17

29

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Quants membres té una equació?

3

2

4

5

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Sense fer-ne el càlcul busca una equació equivalent a:

2x = 5

2x + 2 = 5

2x+4=5+4

2(2x)=5+2

2x=5·2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Indica quina d'aquestes equacions no és de primer grau.

x+3=2x2x+3=2x-2

x3 + 2 = 2x + 1\frac{x}{3\ }+\ 2\ =\ 2x\ +\ 1

x2+3 = 2x + 2x^2+3\ =\ 2x\ +\ 2

4x+2=2x+14x+2=2x+1

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