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Линейные уравнения (easy level)

Authored by Denis Meksheev

Mathematics

7th Grade

Used 32+ times

Линейные уравнения (easy level)
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10 questions

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1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Решите уравнение:

 2x = 222x\ =\ 22  

x = 20

x = 24

x = 11

x = 44

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 x  5 = 7x\ -\ 5\ =\ 7  

x = 12

x = 2

x = -2 

x = 35

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 7x  10x = 97x\ -\ 10x\ =\ 9  

x = - 3

x = 3

x = 12

x = -12

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 12x  8 = 8x + 412x\ -\ 8\ =\ 8x\ +\ 4  

x = 3

x = - 3

x = 4

x = - 4

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

  x + 11 = 3x + 5-\ x\ +\ 11\ =\ 3x\ +\ 5  

x = 1,2

x = 6,4

x = 1,5

x = 0,6

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 5x +12 = 5+3x+75x\ +12\ =\ 5+3x+7  

x = 24

x = 12

x = 0

нет корней

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

 2(x5)=267x2\left(x-5\right)=26-7x  

x = 4

x = 9

x = - 4

x = - 9

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