Examen mayo - matemáticas

Quiz
•
Mathematics
•
7th Grade
•
Hard
Jennifer Vázquez
Used 2+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elige cuál es un triángulo equilátero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es posible trazar el triángulo con las siguientes medidas: 3cm, 6cm y 8 cm?
Si
No
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las edades de dos niños se diferencian en 4 años y la suma de sus edades es igual a 20 ¿Cuál representación algebraica establece las edades de los niños?
x + 4 = 20
x + x + 4 = 20
x - 4 = 20
x + 4 + 20
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El valor de x que permite resolver la ecuación: 3x - 4 = 20
x = 8
x = 16
x = 5.3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántas soluciones tiene la ecuación lineal: 3x = 12?
Una
Dos
Tres
Cuatro
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Desglosa la ecuación en el primer y segundo miembro según corresponda.
2x | -5 - 14 - x
2x-5 | -14 - x
2 - 5 | = 14 - x
2 - 5 | 14 - x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve:
8x - 9 (x + 5)
x= 45
x = 40
x = 16
x = -45
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