Question

La solución de la ecuación \frac{2}{5}x = 2(x+1) , es

Answer 1

Resolver.

2x/5 = 2(x + 1)
2x/5 = 2x + 2
- 2 = 2x - 2x/5
- 2 = 10x/5 - 2x/5
- 2 = (10x - 2x)/5
- 2 * 5 = 8x
- 10x = 8x
- 10/8 = x
- 5/4 = x

Respuesta.
x = - 5/4