SOLUTION: If 9 is subtracte dfrom two-thirds of a number, the result is 7. Find the number.
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Question 172507: If 9 is subtracte dfrom two-thirds of a number, the result is 7. Find the number.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
let number be a
:
(2/3)a-9=7
:
2a-27=21---->multiplied by 3
:
2a=48
:
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