Resolviendo ecuaciones lineales (Linear equations one variable)
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
+6
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es una ecuación lineal en una variable?
Back
Una ecuación lineal en una variable es una expresión matemática que establece que dos expresiones son iguales y puede ser escrita en la forma ax + b = c, donde a, b y c son constantes y x es la variable.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
2.
FLASHCARD QUESTION
Front
¿Cómo se resuelve la ecuación 3(2x - 1) = 9?
Back
1. Distribuir: 6x - 3 = 9. 2. Sumar 3 a ambos lados: 6x = 12. 3. Dividir entre 6: x = 2.
Tags
CCSS.7.EE.B.4A
3.
FLASHCARD QUESTION
Front
¿Cuál es el primer paso para resolver la ecuación 4x/2 + 3 = 11?
Back
Restar 3 de ambos lados: 4x/2 = 8.
Tags
CCSS.7.EE.B.4A
4.
FLASHCARD QUESTION
Front
¿Cómo se simplifica la ecuación 6x - 4 = 2x + 8?
Back
1. Restar 2x de ambos lados: 4x - 4 = 8. 2. Sumar 4 a ambos lados: 4x = 12. 3. Dividir entre 4: x = 3.
5.
FLASHCARD QUESTION
Front
¿Qué significa 'aislar la variable' en una ecuación?
Back
Aislar la variable significa manipular la ecuación para que la variable esté sola en un lado de la ecuación.
Tags
CCSS.7.EE.B.4A
6.
FLASHCARD QUESTION
Front
¿Cómo se resuelve la ecuación 3(x + 2) = 15?
Back
1. Distribuir: 3x + 6 = 15. 2. Restar 6 de ambos lados: 3x = 9. 3. Dividir entre 3: x = 3.
Tags
CCSS.7.EE.B.4A
7.
FLASHCARD QUESTION
Front
¿Qué es una solución de una ecuación?
Back
Una solución de una ecuación es el valor de la variable que hace que la ecuación sea verdadera.
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