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k+20=9k-3
We simplify the equation to the form, which is simple to understand
k+20=9k-3
We move all terms containing k to the left and all other terms to the right.
+1k-9k=-3-20
We simplify left and right side of the equation.
-8k=-23
We divide both sides of the equation by -8 to get k.
k=2.875
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