title: How do I label different curves in Mathematica?
body: <p>How can I label each of these lines separately :</p>
  
  <pre><code>Plot[{{5 + 2 x}, {6 + x}}, {x, 0, 10}]
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/YEeow.png" alt="enter image description here"></p>