Question

(x-12)•8=56 решите уравнение

Answer 1

$(x-12)*8=56 \ x-12=56:8 \ x-12=7 \ x=7+12 \ x=19$

Answer 2

(х-12)*8=56
х=(56:8)+12
х=19
(19-12)*8=56
           56=56