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Expresiones algebraicas

Authored by Elver Santos

Mathematics

8th Grade

CCSS covered

Used 12+ times

Expresiones algebraicas
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El doble de un número.

2x

x/2

xy

2 + x

Tags

CCSS.6.EE.A.2A

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La suma de dos edades.

x + y

xy

2x + y

(x+y)/2

Tags

CCSS.6.EE.B.6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un número, aumentado en 5

5x

2x + 5

x + 5

2(x+5)

Tags

CCSS.6.EE.A.2A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

el triple de un número, aumentado en 12

3(x+12)

3x + 12

(x + 12)/3

Tags

CCSS.6.EE.A.2A

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

En una granja hay pollos y cerdos, en total son 45 animales

x / y = 45

x + y = 45

2x + y = 45

xy = 45

Tags

CCSS.8.EE.C.8C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El área de un triángulo es la mitad del producto de la base por la altura.

A = (b +h) / 2

A = (b -h) / 2

A = bh / 2

A = 2(b +h)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El valor numérico de la expresión  3x24x3x^2-4x  para  x=3x=-3  es:

-39

15

-15

39

Tags

CCSS.6.EE.A.2C

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