SOLUCIÓN DE ECUACIONES 2X2
Quiz
•
Mathematics
•
1st - 3rd Grade
•
Practice Problem
•
Hard
Edina Edina
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9 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Comprueba si X = -1, Y = 8 es solución de estas ecuaciones
x + y = 7
7x - y = 11
2x + y = 6
x - y = 7
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cuál de estas ecuaciones lineales con dos incógnitas representan estos dos enunciado: el precio de 2 kg de naranjas y 3 kg de manzanas es 7800, la diferencia entre las edades de un padre y un hijo es 28 años
3x+2y=7800, x+y=28
2x-3y=7800, x-y=28
2x+3y=7800, x+y=28
2x+3y=7800, x-y=28
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sabiendo que y = silla y que x = patas de una silla, ¿cuáles de las siguientes ecuaciones lineales relacionan la silla con el número de patas?
4x + y = 1
x = 4y
y = x + 4
y = 4x
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Decide cuáles de estos sistemas son lineales
x - 2y = 5, x + y2 = 15
3x - 2y = 9, x3-4 = 1
x - 5y = 6, 2x + y = 9
x2 + 3y = 5, xy + 5y = 3
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si X = 2, ¿En que sistema de ecuaciones se cumple y qué valor tendrá Y ?
2x - 3y = 5, x + y = 0 / Y= - 2
2x + 3y =20, x - 2y = 3 / Y = - 1/2
3x - 2y = - 4, x + 2y = 12 / Y= 5
3x + 5y = 3, 2x +3y = 1 / Y= - 1
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Si X = 0, ¿qué valor tendrá Y en el siguiente sistema?
2x + y = 3
x + 5y = 15
7.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
¿Cuál es la solución?
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