Срочно! Помогите пожалуйста с 5 и 6 примерами!

[latex]5.\;5\frac23+\frac73(14x-3)\ \textgreater \ \frac49(18x-2)\\5\frac23+\frac{98}3x-7\ \textgreater \ 8x-\frac89\\32\frac23x-8x\ \textgreater \ 7-5\frac23-\frac89\\24\frac23x\ \textgreater \ \frac{63}9-\frac{51}9-\frac89\\\frac{74}3x\ \textgreater \ \frac49\\x\ \textgreater \ \frac49:\frac{74}3\\x\ \textgreater \ \frac49\cdot\frac3{74}\\x\ \textgreater \ \frac2{111}[/latex] [latex]6.\;\frac56(7+9y)\leq7\frac12-\frac78(5y-8)\\\frac{35}6+\frac{15}2y\leq7\frac12-\frac{35}8y+7\\\frac{15}2y+\frac{35}8y\leq14\frac12-\frac{35}6\\\frac{60}{8}y+\frac{35}8y\leq\frac{87}6-\frac{35}6\\\frac{95}8y\leq\frac{26}3\\y\leq\frac{26}3:\frac{95}8\\y\leq\frac{26}3\cdot\frac8{95}\\y\leq\frac{208}{285}[/latex]