PC Ecuaciones lineales
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es una ecuación lineal?
Back
Una ecuación lineal es una ecuación de primer grado que puede ser expresada en la forma ax + b = 0, donde a y b son constantes y x es la variable.
2.
FLASHCARD QUESTION
Front
¿Cómo se resuelve la ecuación 2x – 1 = 4x + 7?
Back
1. Llevar todos los términos con x a un lado: 2x - 4x = 7 + 1 2. Simplificar: -2x = 8 3. Dividir por -2: x = -4.
3.
FLASHCARD QUESTION
Front
¿Qué representa el valor numérico en una ecuación?
Back
El valor numérico es el resultado de la evaluación de una expresión matemática, que puede ser un número específico.
4.
FLASHCARD QUESTION
Front
¿Cómo se encuentra el conjunto solución de la ecuación 8(x-2) - 3(x-1) = 4(x+3)?
Back
1. Expandir: 8x - 16 - 3x + 3 = 4x + 12 2. Simplificar: 5x - 13 = 4x + 12 3. Llevar términos: x = 25.
5.
FLASHCARD QUESTION
Front
¿Cuál es el valor de x en la ecuación 5(x + 6) = 6(x + 4) + 1?
Back
1. Expandir: 5x + 30 = 6x + 24 + 1 2. Simplificar: 5x + 30 = 6x + 25 3. Llevar términos: x = 5.
6.
FLASHCARD QUESTION
Front
¿Cómo se resuelve la ecuación (6x-2)/4 = (5x-3)/3?
Back
1. Multiplicar ambos lados por 12 (el mínimo común múltiplo): 3(6x - 2) = 4(5x - 3) 2. Expandir: 18x - 6 = 20x - 12 3. Llevar términos: x = 3.
7.
FLASHCARD QUESTION
Front
¿Qué es una variable en una ecuación?
Back
Una variable es un símbolo, comúnmente una letra, que representa un número desconocido en una ecuación.
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