# Change the labeling of equations in lyx

I'm Hebrew user and when I making numbered formula this is the result:

How can I solve it, that it will be (1),(2),...
How I change the the label of the formula?

Thank you!!

% Preview source code

%% Do not edit unless you really know what you are doing.
\documentclass[a4paper,leqno,english,hebrew]{article}
\usepackage{amsmath}
\usepackage{fontspec}
\usepackage{fancyhdr}
\pagestyle{fancy}
\setlength{\parindent}{0bp}
\usepackage[unicode=true,pdfusetitle,
bookmarks=true,bookmarksnumbered=false,bookmarksopen=false,
{hyperref}

\makeatletter

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% LyX specific LaTeX commands.
\pdfpageheight\paperheight
\pdfpagewidth\paperwidth

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Textclass specific LaTeX commands.
\usepackage{theorem}
\theorembodyfont{\upshape}
\newtheorem{theorem}{\R{משפט}}[section]
\AtBeginDocument{\make@lr\thetheorem}

% The following chunk fixes export with XeTeX.
% It is needed because polyglossia is used by default
% and \make@lr is only defined by babel.
\@ifundefined{make@lr}
{\def\make@lr#1{\begingroup
\toks@=\expandafter{#1}%
\edef\x{\endgroup
\def\noexpand#1{\noexpand\@number{\the\toks@}}}%
\x}}{\relax}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% User specified LaTeX commands.
\usepackage{culmus}
\newfontfamily\hebrewfont[Script=Hebrew]{David CLM}
\newfontfamily\hebrewfonttt[Script=Hebrew]{Miriam Mono CLM}
\newfontfamily\hebrewfontsf[Script=Hebrew]{Yehuda CLM}
\AtBeginDocument{
\renewcommand\footnoterule{%
\kern -3pt
\hbox to \textwidth{\hfill\vrule height 0.4pt width .4\textwidth}
\kern 2.6pt
}}

\makeatother

\usepackage{polyglossia}
\setdefaultlanguage{hebrew}
\setotherlanguage{english}
\begin{document}
\begin{align}
a\\
b\\
c
\end{align}

\end{document}


\usepackage{mathtools}