Question 1014410
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The equation is 

6 + 5x + (4x + 1) = 12x + 1.

There is nothing difficult to write it. 


Now simplify and solve it. Combine like terms


(5x + 4x) + (6 + 1) = 12x +1,

9x + 7 = 12x + 1,

7 - 1 = 12x - 9x,

6 = 3x,

x = {{{6/3}}} = 2.

Your solution is x = 2.
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