Resposta :
[tex]5x - 6= 2x - 4\\5x -6 + (6) = 2x - 4 + (6)\\5x= 2x + 2\\5x + (-2x) = 2x +(-2x) + 2\\3x = 2\\\frac{3x}{3} = \frac{2}{3} \\x = \frac{2}{3}[/tex]
[tex]5x - 6= 2x - 4\\5x -6 + (6) = 2x - 4 + (6)\\5x= 2x + 2\\5x + (-2x) = 2x +(-2x) + 2\\3x = 2\\\frac{3x}{3} = \frac{2}{3} \\x = \frac{2}{3}[/tex]