Question

решите 3х +273 = 680 – 8х

Answer 1

3х+8х=680-273
11х=407
х=407/11
х=37
ответ:37

Answer 2

$3x+273=680-8x \ \ 3x+8x=680-273 \ \ 11x=407 \ \ x=37$

Answer 3

спасибо