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Algebra 22-01-2021- segundo

Authored by EST 94 ESTEBAN AGUIRRE

Mathematics

7th - 9th Grade

Used 23+ times

Algebra 22-01-2021- segundo
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13 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Reduce la siguiente expresión algebraica

 2x+5+4x2 +30+2x2x+5+4x^2\ +30+2x  

 8x2  +358x^{2\ \ }+35  

 43x243x^2  

 4x2+4x +354x^2+4x\ +35  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Resuelve

 3(3x +2 +3x2)-3\left(3x\ +2\ +3x^2\right)  

 6x+5+6x26x+5+6x^2  

 9x69x2-9x-6-9x^2  

 18x26-18x^2-6  

 3x69x2-3x-6-9x^2  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

¿Cuál es el despeje correcto de la siguiente ecuación lineal?

 4x=204x=20  

 x=4(20)x=4\left(20\right)  

 x=204x=\frac{20}{4}  

 x=420x=\frac{4}{20}  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

¿Cuál es la operación inversa de la división?

Suma

Resta

Multiplicación

División

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Reduce la siguiente expresión algebraica


3x+3x-20-2x+4x-5

8x25-8x-25

+8x25+8x-25

- 8x+25-8x+25

+8x+25+8x+25

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve la siguiente ecuación y obtén el valor de x


2x+20 =40

X=30

x=20

x=10

X=120

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Resuelve


4x-2x=40 +20

x=30

x=-30

x=120

x=-120

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