Here you have your starting linear system. Your goal
is to successively modify the system by operations on the equations
to transform it into a trivial system, i.e. the one whose coefficient
matrix is the identity.
=
-8
(1)
=
2
(2)
=
-8
(3)
=
2
(4)
=
7
(5)
=
9
(6)
=
-6
(7)
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Description: step by step Gauss elimination (for matrix or system). This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games