Explicación paso a paso:
[tex]x - \frac{2}{5} + \frac{x}{4} = 5[/tex]
5x-2/5+x/4=5
20x-8+5x/20=5
25x-8=100
25x=108
x=108/25
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Explicación paso a paso:
[tex]x - \frac{2}{5} + \frac{x}{4} = 5[/tex]
5x-2/5+x/4=5
20x-8+5x/20=5
25x-8=100
25x=108
x=108/25