Explicación paso a paso:
[tex]2(2 x - 3) - 3( - x - 7) = - 2( - x - 10)[/tex]
[tex](4x - 6) + 3x + 21 = 2x + 20[/tex]
[tex]7x - 15 = 2x + 20[/tex]
[tex]7x - 2x = 20 + 15[/tex]
[tex]5x = 35[/tex]
[tex]x = 7[/tex]
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Explicación paso a paso:
[tex]2(2 x - 3) - 3( - x - 7) = - 2( - x - 10)[/tex]
[tex](4x - 6) + 3x + 21 = 2x + 20[/tex]
[tex]7x - 15 = 2x + 20[/tex]
[tex]7x - 2x = 20 + 15[/tex]
[tex]5x = 35[/tex]
[tex]x = 7[/tex]