Explicación paso a paso:
[tex](x + 3).6 = 2(10 + x)[/tex]
[tex]6(x + 3) = 2(10 + x)[/tex]
[tex]3(x + 3) = 10 + x[/tex]
[tex]3x + 9 = 10 + x[/tex]
[tex]3x = 10 + x - 9[/tex]
[tex]3x = x - 1[/tex]
[tex]3x - x = 1[/tex]
[tex]2x = 1[/tex]
[tex]x = \frac{1}{2} [/tex]
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Explicación paso a paso:
[tex](x + 3).6 = 2(10 + x)[/tex]
[tex]6(x + 3) = 2(10 + x)[/tex]
[tex]3(x + 3) = 10 + x[/tex]
[tex]3x + 9 = 10 + x[/tex]
[tex]3x = 10 + x - 9[/tex]
[tex]3x = x - 1[/tex]
[tex]3x - x = 1[/tex]
[tex]2x = 1[/tex]
[tex]x = \frac{1}{2} [/tex]
espero te ayude ❤️