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7x - 2x =25 porfa me ayudan ​

Respuesta :

[tex]7x - 2x = 25 \\ x = (7 - 2) \\ 5x = 25 \\x = \frac{25}{5} \\ \bf \: x = 5[/tex]

7x - 2x = 25

5x = 25

x  = 25/5

x = 5

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