B =

   2.4166
   2.1815
   6.8085

B =

   10.289
   77.561
  -72.733

B =

   2.20320
   0.13818
   5.47254

error: invalid character '`' (ASCII 96) near line 15, column 12
parse error near line 15 of file Running

  syntax error

>>> B=inv(A)*D`

              ^

error: invalid character '`' (ASCII 96) near line 15, column 12
parse error near line 15 of file Running

  syntax error

>>> B=inv(A)*d`

              ^

error: 'rlocfind' undefined near line 3 column 10
error: called from
    Running at line 3 column 9

error: 'rlocfind' undefined near line 3 column 10
error: called from
    Running at line 3 column 9

MathFreeOn Engine got disconnected now. Push the RUN button again, please! :)

error: 'rlocfind' undefined near line 2 column 10
error: called from
    Running at line 2 column 9