Sustitución en ecuaciones con enteros y racionales

Sustitución en ecuaciones con enteros y racionales

8th Grade

9 Qs

quiz-placeholder

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Sustitución en ecuaciones con enteros y racionales

Sustitución en ecuaciones con enteros y racionales

Assessment

Quiz

Mathematics

8th Grade

Medium

Used 6+ times

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9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si x=2, resuelve x(5x+14)

24

48

28

26

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si x=8, w=5   resuelve: x2+(14w)x^2+\left(1-4w\right)  

85

-45

45

-85

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si x=7, w=1  resuelve: (5x)(m)3\left(5-x\right)\left(m\right)^3  

-3

3

2

-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si x=10 , y=-8 resuelve –x – (–y) – 14

16

-12

-16

12

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si b=7 resuelve  b2b^2  

14

49

9

-14

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si  x2=64x^2=64  halla el valor de x=?

4

9

-8

8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si a=-13, resuelve –(–2a) + 16

10

31

-10

-31

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Si h=2, j=4 resuelve  (h+j)÷6\left(h+j\right)\div6  

1

12

0

-1

9.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Si x=14 ,  n=23    resuelve  2xnSi\ x=\frac{1}{4\ },\ \ n=\frac{2}{3}\ \ \ \ resuelve\ \ 2x-n  

 76\frac{7}{6}  

 16-\frac{1}{6}  

 76-\frac{7}{6}  

 16\frac{1}{6}