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How do you solve the following system?: $- 2 x - 6 y = - 1, 6 x - y = - 1$ $-2x -6y =-1, 6x -y = -1$

1 Answer

Nov 13, 2015

have a look at http://socratic.org/s/apjQDP3W
For method. Different numbers but approach is the same. This chap is very good!

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