MatemáticasBásico1 respuestas

2x - [6 - 2(5x - 4)] = 6x - 2 ayudenme?

2x - [6 - 2(5x - 4)] = 6x - 2 ayudenme.

En resumen

2x - [6 - 2(5x - 4)] = 6x - 22x - [6 - 10x + 8] = 6x - 22x - [14 - 10x] = 6x - 22x - 14 + 10x = 6x - 212x - 14 = 6x - 212x - 6x = - 2 + 146x = 12x = 12 / 6x = 2.

Mejor respuesta

Kennethsvc
9

2x - [6 - 2(5x - 4)] = 6x - 22x - [6 - 10x + 8] = 6x - 22x - [14 - 10x] = 6x - 22x - 14 + 10x = 6x - 212x - 14 = 6x - 212x - 6x = - 2 + 146x = 12x = 12 / 6x = 2.