Question

Помогите пожалуйста
у-2/3у+1=2/5

Answer 1

$y - frac{2}{3}y + 1 = frac{2}{5} \ \ 15y - 15 times frac{2}{3} y + 15 = 15 times frac{2}{5} \ \ 15y - 10y + 15 = 6 \ 5y + 15 = 6 \ 5y = 6 - 15 \ 5y = - 9 div 5 \ y = - 1.8$