title: npm command not working after installing nodejs in windows10?
body: <p><a href="https://i.stack.imgur.com/zmOKd.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/zmOKd.png" alt="i can find npm.cmd "></a><a href="https://i.stack.imgur.com/b0Fzg.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/b0Fzg.png" alt="command prompt pic"></a><a href="https://i.stack.imgur.com/6E9sE.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/6E9sE.png" alt="enter image description here"></a>i have installed nodejs from nodejs website.
  when i typed </p>
  
  <pre><code>node -v
  </code></pre>
  
  <p>It gives me the version as</p>
  
  <pre><code>  6.11.2
  </code></pre>
  
  <p>But when i type</p>
  
  <p>npm -v
   it doesnt gives me any results.
  I have done reinstalling nodejs several times.</p>
  
  <p>my installation path is </p>
  
  <pre><code>C:\Program Files\nodejs
  </code></pre>
  
  <p>any help?</p>
  
  <p><a href="https://i.stack.imgur.com/90fco.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/90fco.png" alt="this is my git bash command prompt where you can see npm is not giving any result"></a>
  <a href="https://i.stack.imgur.com/gn4il.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/gn4il.png" alt="my environment variable after installing nodejs is that anything wrong?"></a></p>