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# 4m-4=4m , no solution?

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4m-4=4m , no solution?

Guest Jun 12, 2017
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#1
+6928
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$$4m-4=4m\\ m-1=m\\ 0=1\text{<-- W*F}$$

So no solution.

MaxWong  Jun 12, 2017
#2
+84168
+1

We can see right away that there is no solution....it's impossible to subtract a non-zero quantity from something - in this case, 4m - and have the result equal to 4m

CPhill  Jun 12, 2017

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