title: How to solve linear equation using Matlab?
body: <p><code>A= [1 2 3;3 4 5;5 6 7]</code>, <code>B=[1;1;1]</code>.I need to solve the equation AX=B. Here am using Matlab code like <code>X=linsolve(A,B)</code>. But, using this a warning is occurred...</p>
  
  <blockquote>
    <p>"Warning: Matrix is close to singular or badly scaled. Results may be inaccurate. RCOND =
    1.541976e-18."</p>
  </blockquote>
  
  <p>How to correct it?</p>