SOLUTION: How do i solve 5x+9=30

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Question 58771: How do i solve 5x+9=30
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
5X+9=30
5X=30-9
5X=21
X=21/5
X=4.2
PROOF
5*4.2+9=30
21+9=30
30=30