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12k+7=15
We simplify the equation to the form, which is simple to understand
12k+7=15
We move all terms containing k to the left and all other terms to the right.
+12k=+15-7
We simplify left and right side of the equation.
+12k=+8
We divide both sides of the equation by 12 to get k.
k=0.666666666667
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