Respuesta:
[tex]6 + 9x - 15 + 21x = - 2x + 1[/tex]
[tex]9x + 21x + 2x = 1 - 6 + 15[/tex]
[tex]32x = 20[/tex]
[tex]x = \frac{20}{32} [/tex]
[tex]x = \frac{8}{5} [/tex]
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Respuesta:
Hola.... espero te sirva.....
[tex]6 + 9x - 15 + 21x = - 2x + 1[/tex]
[tex]9x + 21x + 2x = 1 - 6 + 15[/tex]
[tex]32x = 20[/tex]
[tex]x = \frac{20}{32} [/tex]
[tex]x = \frac{8}{5} [/tex]
sígueme y pon corona por favor.....