SOLUTION: seven reduced by twice a number is equal to the two-thirds the quantity of the same number increased by four

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Question 931894: seven reduced by twice a number is equal to the two-thirds the quantity of the same number increased by four
Answer by CubeyThePenguin(3113) About Me  (Show Source):
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7 - 2x = 2/3 * (x + 4)
21 - 6x = 2x + 8
13 = 8x

x = 13/8