(2 1/3-1/4x)×5 6/7=4,1

[latex]2 \frac{1}{3}- \frac{1}{4}x=4 \frac{1}{10}:5 \frac{6}{7} \\ 2 \frac{1}{3} - \frac{1}{4}x= \frac{41}{10}* \frac{7}{41} \\ \frac{7}{3}- \frac{1}{4}x= \frac{7}{10} \\ \frac{7}{3}- \frac{7}{10}= \frac{1}{4}x \\ \frac{21}{70}= \frac{1}{4}x \\ \frac{84}{70}=x \\ x=1 \frac{14}{70} \\ x=1 \frac{2}{10} \\ x=1.2 [/latex]