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Yanniva Yanniva
  • 01-09-2014
  • Mathematics
Answered

Twice as number decreased by 9 is 7

Verified Answer :

AL2006
AL2006 AL2006
  • 01-09-2014

You said that. 2x - 9 = 7 . . . . .

Add. 9. to each side: 2x = 16 . . . . .

Divide each side by 2 : x = 8

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