SOLUTION: solve the equation square 2x+1 = 19

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Question 46094: solve the equation
square 2x+1 = 19
Answer by checkley71(8403) About Me  (Show Source):
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2x+1=19 or 2x=19-1 or 2x=18 or x=18/2 or x=9 proof 2*9+1=19 or 18+1=19 or 19=19