Question

помогите решить. пожалуйста. |4x-8|<2

Answer 1

$|4x-8|\ \textless \ 2\\\\ 4x-8\ \textless \ 2\\4x\ \textless \ 2+8\\4x\ \textless \ 10\\x\ \textless \ 2.5\\\\4x-8\ \textgreater \ -2\\4x\ \textgreater \ -2+8\\4x\ \textgreater \ 6\\x\ \textgreater \ 1.5$

x ∈$(1.5;2.5)$