Sistemas de ecuaciones
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Medium
Jorge Illanes Pareja
Used 22+ times
FREE Resource
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21 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 5 pts
En la ecuación x+2y=10, el coefiente de x es:
Answer explanation
El coeficiente es el número que acompaña a la letra
Recuerda que si la letra está solita "x" el coeficiente será 1.
SIEMPRE CON SU SIGNO
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Si 2x = 30
Entonces 10x=
150
300
75
600
Answer explanation
2x=30
Pasamos dividiendo el 2
x=30/2
x=15
luego reemplazamos
10*x=
10*15=
10*15=150
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
y = 2
y = 3
y = 4
y = 1
Answer explanation
Cómo tienes el valor de x=4, lo cambias en la segunda ecuación. te queda 2*4+y=10, donde 8+y=10 y fácilmente puedes llegar a que y=2
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
x = 10
x = 5
x = 15
Answer explanation
Reemplazas y=20 en la segunda ecuación y te queda
2x+20=30
Si pasas el 20 restando te queda
2x=10
y pasas el 2 dividiendo
x=5
5.
OPEN ENDED QUESTION
1 min • 5 pts
¿Cómo me siento cuando me va mal?
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6.
OPEN ENDED QUESTION
1 min • 5 pts
¿Cómo ha cambiado el profesor desde el inicio de año hasta ahora?
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7.
OPEN ENDED QUESTION
1 min • 5 pts
¿Cómo ha cambiado el curso desde el inicio de año?
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