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Matemática Amigable, octavo grado

Authored by Blanca Aguirre

Mathematics

1st Grade

Used 2+ times

Matemática Amigable, octavo grado
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7 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 14 pts

Al simplificar 3x + 5y + 8x + 10y, se obtiene:

11x + 15y

26xy

11x - 15y

13x + 15y

2.

MULTIPLE CHOICE QUESTION

5 mins • 14 pts

Al resolver la multiplicación ( 3x ) ( 2y ), se obtiene:

6x

6xy

6y

5xy

3.

MULTIPLE CHOICE QUESTION

5 mins • 14 pts

18x

4.

MULTIPLE CHOICE QUESTION

5 mins • 14 pts

x - 2

x + 2 

5.

MULTIPLE CHOICE QUESTION

5 mins • 14 pts

x + 3

4x - 3

x - 3  

  x - 4

6.

MULTIPLE CHOICE QUESTION

5 mins • 15 pts

Al efectuar la ecuación de primer grado 5x - 6 = 14   es:

- 6

4

6  

  - 4

7.

MULTIPLE CHOICE QUESTION

5 mins • 15 pts

 Elías tenía 20 bolas, unas rojas y otras azules. Si pierde 4 bolas de cada color, entonces el triple del número de bolas azules equivaldría al número de bolas rojas. ¿Cuántas bolas rojas tenia? 

13

7

16

 9

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