SOLUTION: 7x-8x=9

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Question 285286: 7x-8x=9
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
7x-8x=9
-X=9
X=-9 ANS.
PROOF:
7*-9-8*-9=9
-63+72=9
9=9