

REFUERZO SISTEMAS DE ECUACIONES LINEALES 2X2 Y 3X3
Presentation
•
Mathematics
•
KG
•
Easy
Lorena Meneses
Used 1+ times
FREE Resource
2 Slides • 2 Questions
1
SISTEMAS DE ECUACIONES LINEALES 2X2 Y 3X3
EJERCICIOS DE REFUERZO
GRADO NOVENO
by Lorena Barrera
2
RECORDEMOS:
Un sistema de ecuaciones lineales 2x2 se puede resolver con tres métodos:
sustitución
reducción
igualación
3
Multiple Choice
¿CUAL ES EL SISTEMA QUE REPRESENTA LA SIGUIENTE SITUACIÓN?
Encontrar dos números cuya suma sea 45 y cuya resta sea 21
X+45=Y
Y-X=21
X+Y=0
X-Y=21
X+Y=45
X-Y=21
4
Multiple Choice
Encontrar dos números cuya suma sea 45 y cuya resta sea 21.
x=43
y=12
x=33
y=12
x=10
y=8
SISTEMAS DE ECUACIONES LINEALES 2X2 Y 3X3
EJERCICIOS DE REFUERZO
GRADO NOVENO
by Lorena Barrera
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