Why doesn't "solve" work on my MLab(student)

e.g.

EDU>> [x,y] = solve('x+2*y=4','2*x - y=3') Undefined function 'solve' for input arguments of type 'char'.

Answer 1

[Jonathan Epperl]

Because your version of Matlab does not include the Symbolic Math Toolbox.

ver

and you'll be shown all installed toolboxes.

Answer 2

[Walter Roberson]

Symbolic Toolbox is included in the Student Version of MATLAB, but it is not installed by default. Go back to your installation media and install it from there.