# Simultaneous three-equations Calculator

## Calculates the solution of simultaneous linear equations with 3 variables.

 $\normal{\left[\begin{array}\vspace{10} a_{\small 11}& a_{\small 12}& a_{\small 13}\\\vspace{10} a_{\small 21}& a_{\small 22}& a_{\small 23}\\a_{\small 31}& a_{\small 32}& a_{\small 33}\\\end{array}\right]} {\left[\begin{array}\vspace{10} x_{\small 1}\\\vspace{10} x_{\small 2}\\x_{\small 3}\\\end{array}\right]}={\left[\begin{array}\vspace{5} b_{\small 1}\\\vspace{5} b_{\small 2}\\b_{\small 3}\\\end{array}\right]}\\$

 (enter a data after click each cell in matrix) matrix A {aij} 6digit10digit14digit18digit22digit26digit30digit34digit38digit42digit46digit50digit
 $\normal A{\b x} =LU{\b x}={\b b}\\[10]{\b x}=A^{\small -1}{\b b}=U^{\small -1}L^{\small -1}{\b b\\$

Simultaneous three-equations
 [1-2] /2 Disp-Num5103050100200
[1]  2018/05/21 20:44   Male / 40 years old level / An office worker / A public employee / Very /
Purpose of use
for my study
Bug report

Find the equilibrium prices by using the invers method
11p1-p2-p3=31
-p1+6p2-2p3=26
-p1-2p2+7p3=24
[2]  2013/12/13 00:16   Male / Under 20 years old / High-school/ University/ Grad student / Very /
Purpose of use
solving three variable system of equations

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