Question

Помогите пожалуйста!!!))​

Answer 1

$\displaystyle 5(x-1,5)=4\frac{2}{3}x-8\frac{3}{14}\\ 5x-7,5=\frac{14}{3}x-\frac{115}{14}\\ 5x-\frac{15}{2}=\frac{14}{3}x-\frac{115}{14}\\ 210x-315=196x-345\\ 210x-196x=-345+315\\ 14x=-30\\ x=-\frac{15}{7}=-2\frac{1}{7}$