 <p>In Pascal, <code>:=</code> is the assignment operator. Replace it with <code>=</code> on the line that reads <code>IF x mod 2:= 0 THEN BEGIN</code>.</p> <p>Also, remove the <code>BEGIN</code>. The result should read:</p> <pre><code>IF x mod 2 = 0 THEN </code></pre>