Объяснение:
[tex]11 - 2x = 2 - 5x[/tex]
[tex] - 2x + 11 = - 5x + 2[/tex]
[tex]5x - 2x + 11 = (5x - 5x) + 2[/tex]
[tex]5x - 2x + 11 = 2[/tex]
[tex](( - 2x + 5x) + 11) = 2[/tex]
[tex]3x + 11 = 2[/tex]
[tex]3x + (11 - 11) = 2 - 11[/tex]
[tex]3x = 2 - 11[/tex]
[tex]3x = - 9[/tex]
[tex] \frac{3x}{3} = \frac{ - 9}{3} [/tex]
[tex]x = \frac{ - 9}{3} [/tex]
[tex]x = - 3[/tex]
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Answers & Comments
Объяснение:
[tex]11 - 2x = 2 - 5x[/tex]
[tex] - 2x + 11 = - 5x + 2[/tex]
[tex]5x - 2x + 11 = (5x - 5x) + 2[/tex]
[tex]5x - 2x + 11 = 2[/tex]
[tex](( - 2x + 5x) + 11) = 2[/tex]
[tex]3x + 11 = 2[/tex]
[tex]3x + (11 - 11) = 2 - 11[/tex]
[tex]3x = 2 - 11[/tex]
[tex]3x = - 9[/tex]
[tex] \frac{3x}{3} = \frac{ - 9}{3} [/tex]
[tex]x = \frac{ - 9}{3} [/tex]
[tex]x = - 3[/tex]