SOLUTION: Twice the sum of a number and 9 is equal to three times the difference of the number and 6.

Algebra.Com
Question 842632: Twice the sum of a number and 9 is equal to three times the difference of the number and 6.
Found 2 solutions by thejackal, ewatrrr:
Answer by thejackal(72)   (Show Source): You can put this solution on YOUR website!
2 * (x + 9) = 3 * (x - 6)
2x + 18 = 3x - 18
18 + 18 = 3x - 2x
36 = x
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi,

Twice the sum of a number and 9 

is equal to three times the difference of the number and 6.

*** 2x + 9 = 3(x-6)

    2x + 9 = 3x-18

      27 = x

CHECKING our answer***

  2•27 + 9 = 63 = 3•21

Wish You the Best in your Studies.

 

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