\documentclass[10pt]{article}
\usepackage{multicol,tabularx}
\usepackage[a4paper,hmargin={2cm,2cm},vmargin={2cm,2cm},nohead,twoside]{geometry}
\documentclass[10pt]{article}
\usepackage{multicol,tabularx}
\usepackage[a4paper,hmargin={2cm,2cm},vmargin={2cm,2cm},nohead,twoside]{geometry}