SOLUTION: x-7=x+7x x-7=8x x-x-7=8x-x 0-7=7x -7=7x -7/7=7x/7 -1=x Check: (-1)-7 ? (-1)+7(-1) -1-7? -1-7 -8=-8 RIGHT!

Question 162261: x-7=x+7x
x-7=8x
x-x-7=8x-x
0-7=7x
-7=7x
-7/7=7x/7
-1=x
Check:
(-1)-7 ? (-1)+7(-1)
-1-7? -1-7
-8=-8 RIGHT!
Found 2 solutions by eperette, Alan3354:
Answer by eperette(173) (Show Source): You can put this solution on YOUR website!

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
x-7=x+7x
-------------
Collect terms
x-7 = 8x
Subtract x from each side
-7 = 7x
x = -1

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