Question

решите срочно
103-(z+47)=57 дам 35 балов

Answer 1

$103-left(z+47right)=57 \ 103-left(z+47right)-103=57-103 \ -left(z+47right)=-46 \ frac{-left(z+47right)}{-1}=frac{-46}{-1} \ z+47=46 \ z=46-47 \ z=-1$

Answer 2

5-9 класс