Question

using Gauss- jordan method:
{x+3y=5}
{2x-y =3}

anyone can help me plzzzzz

Answer 1

multiply upper by -2, add to 2nd
-2{x+3y=5}
+{2x-y=3}

Answer 2

in the method one usually only writes the coefficients , so
-2 -6 -10
2 1 3

Answer 3

so the answer is?