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-22.28=-.5-3.5k
We simplify the equation to the form, which is simple to understand
-22.28=-.5-3.5k
We move all terms containing k to the left and all other terms to the right.
+3.5k=-0.5+22.28
We simplify left and right side of the equation.
+3.5k=+21.78
We divide both sides of the equation by 03.5 to get k.
k=6.22285714286
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