SOLUTION: Hello. Here was another question I had. Thank you for your time. Use ellimination method to solve. 3x+3y=21 and 9x-3y=-33. What is the solution.

Algebra ->  Expressions-with-variables -> SOLUTION: Hello. Here was another question I had. Thank you for your time. Use ellimination method to solve. 3x+3y=21 and 9x-3y=-33. What is the solution.      Log On


   

Question 434003: Hello. Here was another question I had. Thank you for your time. Use ellimination method to solve. 3x+3y=21 and 9x-3y=-33. What is the solution.
Answer by shree840(260) About Me  (Show Source):
You can put this solution on YOUR website!
3x+3y=21
9x-3y=-33
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12x=-12
x=-1
substituting in first
-3+3y=21
3y=24
y=8 ANS