Решите уравнение 4целых1,2:х+1целая3,4=3целых19,28

[latex]4 \frac{1}{2} / x + 1 \frac{3}{4} = 3 \frac{19}{28} [/latex] [latex]4 \frac{1}{2} / x = 3 \frac{19}{28} - 1 \frac{3}{4} [/latex] [latex]4 \frac{1}{2} / x = 2 \frac{19-21}{28} = 1 \frac{2}{28} = 1 \frac{1}{14} [/latex] [latex]x = 4 \frac{1}{2} / 1 \frac{1}{14} = \frac{9*14}{2*15} = \frac{9*7}{15} = \frac{63}{15} = 4 \frac{3}{15} = 4 \frac{1}{5} [/latex]