title: Easy: Solve T(n)=T(n-1)+n by Iteration Method
body: <p>Can someone please help me with this ?</p>
  
  <blockquote>
    <p><strong>Use iteration method to solve it.</strong>  T(n) = T(n-1) +n    </p>
  </blockquote>
  
  <p>Explanation of steps would be greatly appreciated.</p>