El doble de un número más su quinta parte

2 x + x 5 2x+\frac{x}{5} 2 x + 5 x

2 x − x 5 2x-\frac{x}{5} 2 x − 5 x

El quíntuplo de un número más su quinta parte

5 x + x 5 5x+\frac{x}{5} 5 x + 5 x

2 x + x 5 2x+\frac{x}{5} 2 x + 5 x

5 ( x + x 5 ) 5\left(x+\frac{x}{5}\right) 5 ( x + 5 x )

La edad de un señora es el doble de la de su hijo menos cinco años.

2 ( x − 5 ) 2\left(x-5\right) 2 ( x − 5 )

Dos números se diferencian en 13 unidades

x − 13 , x x-13,\ x x − 1 3 , x

Dos números suman 13

x , 13 − x x,\ 13-x x , 1 3 − x

x + 13 , x x+13,\ x x + 1 3 , x

Un hijo tiene 22 años menos que su padre

22 ( x − 1 ) 22\left(x-1\right) 2 2 ( x − 1 )

Dos números cuya suma es 25

x , 25 − x x,\ 25-x x , 2 5 − x

x , x + 25 x,\ x+25 x , x + 2 5

La cuarta parte de la mitad de un número

1 4 ( x 2 ) \frac{1}{4}\left(\frac{x}{2}\right) 4 1 ( 2 x )

1 4 + x 2 \frac{1}{4}+\frac{x}{2} 4 1 + 2 x

Lenguaje Algebraico ecuaciones 1 grado

Authored by Cecilio Domínguez Serrano

Mathematics

12th Grade

Used 43+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El doble de un número menos su cuarta parte

$2\left(x-\frac{x}{4}\right)$

$2\left(x-\frac{1}{4}\right)$

$2x-\frac{x}{4}$

$2x-\frac{1}{4}$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Años de Belén dentro de 12 años

$12x$

$\left(x+12\right)$

$12\left(x+1\right)$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Años de Isabel hace tres años

$3\left(x-3\right)$

$x-3$

$3x$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La cuarta parte de un número más su consecutivo

$\frac{x}{4}+\left(x+1\right)$

$\frac{1}{4}\left(x+1\right)$

$\frac{x+\left(x+1\right)}{4}$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Perímetro de un cuadrado

$l^2$

$b\times h$

$4l$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un número par

$x+2$

$2x$

$2x+1$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un número impar

$2x+1$

$2x$

$x+1$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Un múltiplo de 7

$\frac{7}{x}$

$7x$

$\frac{x}{7}$

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dos números entreros consecutivos

$x,\ x+1$

$2x,\ 2x+1$

$x,\ 2x$

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

dos números que se diferencian en 2 unidades

$x,\ 2x$

$x,\ x+2$

$x,\ x^2$

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