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Ecuaciones y problemas sobre ecuaciones de primer grado

Authored by Ryan Valent

Mathematics

7th - 11th Grade

Used 39+ times

Ecuaciones y problemas sobre ecuaciones de primer grado
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10 questions

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1.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

 14−(3x−2)−[5x+2−(x−1)]=014-\left(3x-2\right)-\left[5x+2-\left(x-1\right)\right]=0  

(a)  

2.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

 (x+4)(x−2)=(x−8)(x+2)\left(x+4\right)\left(x-2\right)=\left(x-8\right)\left(x+2\right)  

(a)  

3.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

 (x−2)2−(3−x)2=1\left(x-2\right)^2-\left(3-x\right)^2=1  

(a)  

4.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

 x2−5x+15=x(x−3)−14+5(x−2)+3(13−2x)x^2-5x+15=x\left(x-3\right)-14+5\left(x-2\right)+3\left(13-2x\right)  

(a)  

5.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

 6x−(2x+1)=−{−5x+[−(−2x−1)]}6x-\left(2x+1\right)=-\left\{-5x+\left[-\left(-2x-1\right)\right]\right\}  

(a)  

6.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

¿Cuál es el número mayor de tres números enteros pares consecutivos que sumados dan 102?

(a)  

7.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

Repartir Q258 entre Fabiola, Valeria y Marcela, de modo que Fabiola reciba Q18 más que Valeria y Q12 menos que Marcela. ¿Cuánto recibe Valeria?

(a)  

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