Verified Answer :

\(2x+1=9\)
subtract 1 from both sides
\(2x=8\)
divide by 2 on both sided
\(x=4\)

2x + 1 = 9
      - 1 = -1
     ^the 1's cancel
       2x = 8
         x = 8/2
         x = 4 <--- that is the answer

hope this helps :)


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