Respuesta:
8
Explicación paso a paso:
[tex]2x + 7 = x + 15[/tex]
[tex]2x - x = 15 - 7[/tex]
[tex]x = 8[/tex]
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Respuesta:
8
Explicación paso a paso:
[tex]2x + 7 = x + 15[/tex]
[tex]2x - x = 15 - 7[/tex]
[tex]x = 8[/tex]