\documentclass{article}
\date{\today}
\title{Declaration of authorship}
\author{Krzysztof Rudnicki \\ Student Number: 307585}
\begin{document}
\maketitle
\thispagestyle{empty}
\Large
I declare that this piece of work which is the basis for recognition of achieving learning outcomes in the (Microprocessor Systems) EMISY course was completed on my own
\end{document}