Método de Sustitución
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Inma Herrera
Used 15+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Al resolver :
3x - 2y = 7
2x + y = 14
aplicando el método de sustitución, obtenemos que los valores para las incógnitas son:
x = 5 ; y = 4
x = 4 ; y = 5
x = 5 ; y = 0
x = 0 ; y = 5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los métodos de resolución de sistemas de ecuaciones lineales son:
reducción, eliminación y resolución
eliminación, resolución y sustitución
sustitución, igualación y reducción
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resuelve el siguiente sistema por el método de sustitución:
2x + y = 3
3x - y = -8
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resolviendo el siguiente sistema por sustitución:
6x + 5y = 23
4x + y = 13
obtenemos que los valores para las incógnitas son:
x = -1 ; y = 3
x = 3 ; y = - 1
x = - 3 ; y = 1
x = 3 ; y = 1
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
El método de sustitución consiste en:
en sumar o restar los términos semejantes para eliminar el término con coeficiente común.
en despejar una incógnita de una de las ecuaciones y sustituirla en la otra.
despejar la misma variable de ambas ecuaciones del sistema. luego se igualan los resultados despejando la única variable que queda.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Es correcto afirmar que x = 2 e y = -1 corresponden a la solución del sistema de ecuaciones:
x + y = 1
-x + 4y = 4
2x - y = 5
x + y = 1
2x - y = 5
-x + 4y = 4
-x + 4y = 4
x - y = 3
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