messy 
not messy
your math book is important because it is a useful tool when doing homework. Organization is not just a helpful tool for your self but when presenting work it will appeal better than a messy and dis organized sheet.
messy not messy
your math book is important because it is a useful tool when doing homework. Organization is not just a helpful tool for your self but when presenting work it will appeal better than a messy and dis organized sheet.