Question

Решите уравнение x+x+1/5=x-2/3

Answer 1

$x + x + \frac{1}{5} = x - \frac{2}{3} \\ x = - \frac{1}{5} - \frac{2}{3} \\ x = - \frac{13}{15}$

Answer 2

X+x+1/5=x-2/3
x+x-x=-2/3-1/5
x=-13/15