Question

RESUELVE : | 2x+1 | = | x+3 |​

Answer 1

| 2x+1 | = | x+3 |

2x + 1 = x + 3

2x + 1 = - (x + 3)

2x - x = 3 - 1

x = 2

2x + 1 = x - 3

2x + x = - 3 - 1

3x = - 4

x = - 4/3

x = 2

x = - 4/3

$x_{1} = - \frac{4}{3} , x_{2} = 2$