SOLUTION: solve by the substitution method. 9x+3y=-51 -8x+y=49

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Question 366884: solve by the substitution method.
9x+3y=-51
-8x+y=49
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.9x%2B3y=-51
2.-8x%2By=49
Multiply eq. 2 by (-3) and add to eq. 1,
9x%2B3y%2B24x-3y=-51-147
33x=-198
highlight%28x=-6%29
Then from eq. 2,
48%2By=49
highlight%28y=1%29