4,5:x+3/4 равно 2 19/28

[latex]4.5:x+ \frac{3}{4} = \frac{219}{28} [/latex] [latex] \frac{4.5}{x} + \frac{3}{4} = \frac{219}{28} [/latex] [latex] \frac{45}{10x}+ \frac{3}{4} = \frac{219}{28} [/latex] [latex] \frac{9}{2x} + \frac{3}{4} = \frac{219}{28} [/latex] [latex] \frac{9}{2x} + \frac{3}{4} = \frac{219}{28} , x \neq 0[/latex] [latex] \frac{9}{2x} = \frac{219}{28} - \frac{3}{4} [/latex] [latex] \frac{9}{2x} = \frac{219-21}{28} [/latex] [latex] \frac{9}{2x} = \frac{198}{28} [/latex] [latex] \frac{9}{2x} = \frac{99}{14} [/latex] [latex]126=198x[/latex] [latex]198x=126[/latex] [latex]x= \frac{126}{198} [/latex] [latex]x= \frac{7}{11} , x \neq 0[/latex] Ответ: х=[latex] \frac{7}{11} [/latex]