SOLUTION: Hello again. This is my second question. I do not know the steps to take in solving, 3x + y = 9 Can you help me?

Algebra ->  Equations -> SOLUTION: Hello again. This is my second question. I do not know the steps to take in solving, 3x + y = 9 Can you help me?      Log On


   

Question 1168480: Hello again. This is my second question.
I do not know the steps to take in solving, 3x + y = 9
Can you help me?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
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3x%2By=9
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Solve for y:
3x%2By-3x=9-3x
3x-3x%2By=9-3x
y=9-3x

Solve for x:
3x%2By=9
3x=9-y
x=%289-y%29%2F3
x=3-y%2F3