Question

11/7=2-х/5 помогите решаь уравнение​

Answer 1

55=70-7x 7x=70-55 7x=15 x=2,1

Answer 2

Ответ:

$\frac{11}{7} = \frac{2 - x}{5} \\ 2 - x = \frac{11 \times 5}{7} \\ 2 - x = 7 \frac{6}{7} \\ x = 2 - 7 \frac{6}{7} \\ x = \frac{14}{7} - \frac{55}{7} = - \frac{41}{7} \\ x= - 5 \frac{6}{7}$