Question

Solve 4x + 2 < 2x - 2

Answer 1

$4x+2 \ \textless \ 2x-2\ \ \ |subtract\ 2\ from\ both\ sides\\\\4x \ \textless \ 2x -4\ \ \ |subtract\ 2x\ from\ both\ sides\\\\2x \ \textless \ -2\ \ \ \ |divide\ both\ sides\ by\ 2\\\\\boxed{x \ \textless \ -2}\to\boxed{x\in(-\infty;-2)}$