Question

Уравнение 7 1/4 x+x-2 11/12+1 2/3=5 3/5

Answer 1

$7frac{1}{4}x+x-2frac{11}{12}+1frac{2}{3}=5frac{3}{5}\\8,25x-2frac{11}{12}+1frac{8}{12}=5,6\\8,25x-1frac{1}{4}=5,6\\8,25x=5,6+1,25\\8,25x=6,85\\x=frac{685}{825}\\x=frac{137}{165}$

Ответ: $x=frac{137}{165}$