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k-1.5-2.8k=-5.21
We simplify the equation to the form, which is simple to understand
k-1.5-2.8k=-5.21
We move all terms containing k to the left and all other terms to the right.
+1k-2.8k=-5.21+1.5
We simplify left and right side of the equation.
-1.8k=-3.71
We divide both sides of the equation by -1.8 to get k.
k=2.0611111111111
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