I went through all this on page 34 of this thread, so I may be helpful. Here's the run down:

Build instructions for TEKcoin wallet on Ubuntu 14.04 and derivatives:
-------
Ubuntu has an officially maintained personal package archive (PPA) for Bitcoin wallet. Add this repository by entering these following commands in a terminal window:
  sudo add-apt-repository ppa:bitcoin/bitcoin
  sudo apt-get update

Required packages:
  sudo apt-get install build-essential libboost-dev libboost-system-dev \
  libboost-filesystem-dev libboost-program-options1.54-dev libboost-thread-dev \
  libssl-dev libdb4.8++-dev miniupnpc libminiupnpc-dev

Packages for Qt4 build:
  sudo apt-get install qt4-qmake libqt4-dev

Packages for QT5 build:
  sudo apt-get install qt5-qmake libqt5gui5 libqt5core5 libqt5dbus5 qttools5-dev-tools
         
Download the source files and extract them to a working directory. Navigate to this folder and execute the following commands:
  qmake tekcoin-qt-linux.pro
  make

An executable file named `tekcoin-qt` will be built.