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12k+15k=16k+20
We simplify the equation to the form, which is simple to understand
12k+15k=16k+20
We move all terms containing k to the left and all other terms to the right.
+12k+15k-16k=+20
We simplify left and right side of the equation.
+11k=+20
We divide both sides of the equation by 11 to get k.
k=1.81818181818
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