Question

Реши уравнение (x-12)*11=77

Answer 1

(x-12)*11=77
x-12=77/11
x-12=7
x=12+7
x=19
(19-12)*11=77

Answer 2

(х-12)*11=77
х-12=77:11
х-12=7
х=12+7
х=19
(19-12)*11=77
Ответ: х=19