Question

Resolver: |2x – 1|=x

Answer 1

2x - 1 = x ó 2x -1 = -x

Primera parte 2x - 1 = x
2x - 1 = x
2x-x = 1
x = 1

Segunda parte 2x -1 = -x
2x -1 = -x
2x+x = 1
3x = 1
x = 1/3

Respuesta

                          $\displaystyle x\in\left\{\frac{1}{3},1\right\}$