SOLUTION: how do u solve 12c-4=12c

Question 232238: how do u solve 12c-4=12c
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
how do u solve 12c-4=12c
You don't ; it has no solution because it is a contradiction
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12c-4 = 12c
Subtract 12c from both sides to get:
-4 = 0
There is the contradiction.
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Your problem has no solution.
Cheers,
Stan H.
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