Question #80956

1 Answer
Cri007
May 2, 2017

Add them!

Explanation:

When we add the two equations, we get that #0=0#. This means that there are infinitely many solutions. We can actually see that the second equation is #-1# times the first.

#8x+9y=-5#
#+#
#-8x-9y=5#
#0+0=0#

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