SOLUTION: If 2x – 9 = 4x + 7, then what does x equal?

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Question 621729: If 2x – 9 = 4x + 7, then what does x equal?
Found 2 solutions by tutor_paul, ewatrrr:
Answer by tutor_paul(519)   (Show Source): You can put this solution on YOUR website!

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First arrange all the terms with x in then on one side of the equation, and everything else on the other side:

Simplify:


Check your answer by substituting -8 for x in the original equation. The equality should hold true if you have the correct answer.
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Good Luck,
tutor_paul@yahoo.com
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi,

Combining Like Terms:

   ||subtracting 2x and 7 from both sides of = sign

     -16 = 2x

      -8 = x 

      

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