2 years ago

Cuál es la solución de la ecuación 9 x + 1 = 2x + 15

Mathematics

1 answer:

arsen [322]2 years ago

3 0

Answer:

X=2

Step-by-step explanation:

9x+1=2x+15

1. restar 1 de ambos lados ejemplo: 9x+1-1=2x+15-1

2. simplificar Ejemplo: 9x=2x+14

3. restar 2x de ambos lados ejemplo: 9x-2x=2x-2x+14

4. simplificar ejemplo: 7x=14

5.divide ambos lados entre 7 ejemplo: 7x/7= 14/7

6.Simplificar ejemplo: x=2

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