SOLUTION: Find the unknown number when one third of the number is added to.9 the sun becomes 19

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Question 1055441: Find the unknown number when one third of the number is added to.9 the sun becomes 19
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
%281%2F3%29X%2B9=19
Subtract 9 from both sides,
%281%2F3%29X=10
Multiply both sides by 3,
X=30