SOLUTION: 5 times the sum of a number and 2 is 11 less than 8 times that number.

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Question 218795: 5 times the sum of a number and 2 is 11 less than 8 times that number.
Answer by chibisan(131) About Me  (Show Source):
You can put this solution on YOUR website!
5 times the sum of 2 and the number is 11 less than 8 times the number
the unknown number = x
5(x+2)+ 11 = 8x
5x + 10 + 11 = 8x
21 = 8x - 5x
21 = 3x
7 = x