Give Overleaf.com a try out – it is Free for a basic account and gives you access to the world of LaTeX without all the hassle of downloading and installing modules and editors.
LaTeX is a document preparation system that lets you concentrate on content rather than wasting time with layout. The layout comes later when you compile your LaTeX into a publishable document. It could be considered a markdown language for beautiful equations and once learned will provide you with a lifetime of possibilities.
OverLeaf is an online LaTeX editor – you can consider it the “Google Docs” of equation and scientific editors.