Question 956019
{{{A*x=b}}}
{{{A=(matrix(3,3,1,-5,3,2,-1,4,3,-2,1))}}}
{{{x=(matrix(3,1,x,y,z))}}}
{{{b=(matrix(3,1,9,6,2))}}}
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{{{x=A^(-1)b}}}
{{{A^(-1)=-(1/46)*(matrix(3,3,7,-1,-17,10,-8,2,-1,-13,9))}}}
So then,
{{{x=-(1/46)*(matrix(3,3,7,-1,-17,10,-8,2,-1,-13,9))*(matrix(3,1,9,6,2))}}}
{{{x=(matrix(3,1,-1/2,-1,3/2))}}}