Решите уравнения: -3(2x-0.8)=2(x+3.6), 1(целая)2/3x-4/9=1(целая)5/6x-0.5

-3(2x-0,8)=2(x+3,6) -6x+2,4=2x+7,2 -6x-2x=7,2-2,4 -8x=4,8 x=[latex] \frac{4,8}{-8} =-0,6[/latex] [latex]1 \frac{2}{3} x- \frac{4}{9} = 1 \frac{5}{6} x-0,5[/latex] [latex] \frac{5}{3} x - \frac{4}{9} = \frac{11}{6} x - \frac{5}{10} [/latex] [latex] \frac{5}{3} x - \frac{11}{6} x = - \frac{5}{10} + \frac{4}{9} [/latex] [latex] \frac{10x-11x}{6} = \frac{-45+40}{90} [/latex] [latex]- \frac{x}{6} = - \frac{5}{90} [/latex] [latex]- \frac{x}{6} =- \frac{1}{18} [/latex] |*(-1) [latex] \frac{x}{6} = \frac{1}{18} [/latex] 18x=6 x=[latex] \frac{6}{18} = \frac{1}{3} [/latex]