# [OS X TeX] Inline system of equations

Franck Pastor franck.pastor at skynet.be
Mon Jun 30 11:08:29 EDT 2008

Le 30-juin-08 à 16:45, Randy Scott a écrit :

> Good Morning!
>
> I'm trying to create a system of equations, with a left brace,
> aligned at
> the = symbol, to use in an enumerate environment. I want the base
> line of
> the system to be on the same line with the enumerate label.
>
> In my reading (More Math into Latex, on the 'net), I've only found
> aligned
> systems presented as display.
>
> Could any of you point me in the right direction?
>
> Thanks very much,
>
> Randy Scott
> Santiago Canyon College

I don't exactly understand what you mean by "the base line of the
system" (the middle of the brace?), but here is a try:

\documentclass{article}
\usepackage{amsmath}
\begin{document}
A system:
\left\lbrace \begin{aligned} x + y &= 2\\ x + 2y &= -1 \end{aligned} \right.
\end{document}

HTH,

Franck Pastor