Método sustitución

Quiz
•
Mathematics
•
8th Grade
•
Hard
Alejandra Altamirano
Used 4+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Aplique el método de sustitución para resolver el sistema de ecuaciones:
x + y = 3
x - y = 7
x = 5, y = 2
x = 5, y = - 2
x = 2, y = 1
x = - 5, y = - 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El método de sustitucion consiste en:
Despejar una de las variables en cualquiera de las ecuaciones
Despejar una variables en ambas ecuaciones
Eliminar una de las variables en ambas ecuaciones
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿En que consiste el método de sustitución?
Consiste en aislar una incógnita en una de las ecuaciones para sustituirla en la otra ecuación.
Consiste en aislar dos incógnitas.
Consiste en despejar la misma incógnita en las dos ecuaciones.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Al resolver la ecuación por el método de sustitución
x - 2y = 3
2x + 3y = 20
la solución del sistema es:
x = 7
y= 2
x= -7
y= 2
x= 7
y= -2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Resuelve por sustitución
Y =3 x = 2
Y = 1 X = -2
Y = -2 X = -2
Y = 2 X = 3
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resuelve el siguiente sistema por el método de sustitución:
2x + y = 3
3x - y = -8
x = -1 ; y = 5
x = 2 ; y = 10
x = -2 ; y = -10
x = 1 ; y = -5
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Resuelve el siguiente sistema por el método de sustitución:
x + y = 0
2x + 3y = -2
x = 2 ; y = -2
x = 4 ; y = -4
x = -2 ; y = 2
x = -4 ; y = 4
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