SOLUTION: When two times a number decreased by 3, the result is 9 How do I write this in an equation and then solve the equation?

SOLUTION: When two times a number decreased by 3, the result is 9 How do I write this in an equation and then solve the equation?

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Question 1185612: When two times a number decreased by 3, the result is 9
How do I write this in an equation and then solve the equation?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Just write exactly according to what is stated.

"a number", r

Actually the description is not clear.
two times a number decreased by 3?
?
or
?
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