# SOLUTION: 3x-1=x-7 what is x?

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 Question 307396: 3x-1=x-7 what is x?Found 2 solutions by rapaljer, unlockmath:Answer by rapaljer(4667)   (Show Source): You can put this solution on YOUR website!3x-1=x-7 Get all the x terms on one side by subtracting x from each side of the equation. 3x-x-1=x-x-7 2x-1=-7 Get all the number terms on the right side by adding +1 to each side: 2x-1+1=-7+1 2x=-6 Divide both sides by 2: For additional explanation on fractional equations, please see my own website. You can find my website by doing a Google search for my name "Dr. Robert J. Rapalje". Look for "Rapalje Homepage", which should be the first item on the search. Once you find my homepage, for a written explanation, click on "Basic, Intermediate, and College Algebra: One Step at a Time." Look in Basic Algebra in Chapter 1 for Section 1.08 Equation Solving. There you will find a detailed explanation, and solutions to problems in LIVING COLOR!! I have many other topics explained in this way from Basic, Intermediate, and College Algebra. Please check out my website to see what I have. It's all FREE. Dr. Robert J. Rapalje, Retired Seminole State College of Florida Altamonte Springs Campus Answer by unlockmath(1599)   (Show Source): You can put this solution on YOUR website!Hello, With these equations we want x on one side of the equal sign so 3x-1=x-7 subtract x and add 1 to both sides to get: 2x=-6 Divide by 2 on each side to result in: x=-3 Make sense? RJ www.math-unlock.com