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

Уверен?

Answer 3

Да

Answer 4

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