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k-2/5=k
We simplify the equation to the form, which is simple to understand
k-2/5=k
Simplifying:
k-0.4=k
We move all terms containing k to the left and all other terms to the right.
+1k-1k=0.4
We simplify left and right side of the equation.
k=0.4
0=00.4
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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