Question

решите уравнение
пожалуйста

Answer 1

$-3 frac{1}{7} x-2 frac{5}{21} =-4 frac{1}{3} -1 frac{1}{21}x \ -3 frac{1}{7} x+1 frac{1}{21} x=-4 frac{1}{3} +2 frac{5}{21} \ -3 frac{3}{21} x+1 frac{1}{21} x=-4 frac{7}{21} +2 frac{5}{21} \ -2 frac{2}{21} x=-2 frac{2}{21} \ x=- frac{44}{21} * -frac{21}{44} \ x=1$

Answer 2

-3 1/7 х

Answer 3

-3 1/7х+1 1/21 х=-4 1/3+ 2 5/21
-3 3/21х+1 1/21 х=-4 7/21+2 5/21
-2 2/21 х=-2 2/21
х=1