Автор - kittyukr

Помогите!!!
-2х/9+ (5-3х)/6=2

Ответ

Автор - Veronika724

frac{-2x}{9} + frac{5-3x}{6} = 2|*18\frac{18(-2x)}{9} + frac{18(5-3x)}{6} = 36\2(-2x) + 3(5-3x) = 36\-4x + 15 - 9x = 36\-13x + 15 = 36\-13x = 21\x = -frac{21}{13}\\x= -1frac{8}{13}

Ответ: -1frac{8}{13}

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