Предмет: Алгебра, автор: alisakubysheva

3 и 2 пожалуйста!!!!!!!!!!

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Автор ответа: Juliaa21

$3. \ 3- frac{x-2}{3} = frac{3x}{2} |*6 \ \ 18-2(x-2)=3*3x \ \ 18-2x+4=9x \ \ -2x-9x=-4-18 \ \ -11x=-22|:(-11) \ \ x=2$
Ответ:2
$2. \ frac{(-2)^5*(2^2)^6}{4^7} = frac{(-2)^5*2^{12} }{(2^2)^7} = frac{(-2)^5*2 ^{12} }{2^{14} } =(-2)^5*2 ^{12-14} =-32*2 ^{-2} =$ $-32* frac{1}{4} =-32/4=-8$
Ответ: -8

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