How to use function equationTomatrix in matlab2012 b.? it shows error for following code

I have following symbolic variables

% T1 T2 T3

T = sym('T',[1 3])

Eqn = 3*T(1) - 5*T(2) + 2*T(3)==5

[A b]= EquationTomatrix(Eqn,T)

[Steven Lord]

What is the full text (all the text in red) of the error message you receive when you run that code?

Answer 1

[Walter Roberson]

The routine name is equationsToMatrix with a lower-case 'e' and with plural 'equations'