Explicación paso a paso:
[tex]2x - 7 = 3 \\ 2x = 3 + 7 \\ 2x = 10 \\ x = \frac{10}{2} = 5 \\ \\ 2 \times 5 - 7 = 10 - 7 = 3[/tex]
espero te sirva
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Explicación paso a paso:
[tex]2x - 7 = 3 \\ 2x = 3 + 7 \\ 2x = 10 \\ x = \frac{10}{2} = 5 \\ \\ 2 \times 5 - 7 = 10 - 7 = 3[/tex]
espero te sirva