how can I find the values of t2 t3 in the system of matrices

how to find t2, t3 ?

[Walter Roberson]

Symbolic toolbox.

Answer 1

[David Hill]

Just rearraign a little:

b=[1.228 .8655 0;.8655 2.457 .8655;0 .8655 1.228]*[85;18.534;26.371]+[.23561;.47122;.23561]-[1.7374;.36603;0]*85;
A=[.36603 0;3.4747 .36603;.36603 1.7374];
x=A\b;