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-8.7-1.1k-11.5=-12.13-7.7k
We move all terms to the left:
-8.7-1.1k-11.5-(-12.13-7.7k)=0
We add all the numbers together, and all the variables
-1.1k-(-7.7k-12.13)-8.7-11.5=0
We add all the numbers together, and all the variables
-1.1k-(-7.7k-12.13)-20.2=0
We get rid of parentheses
-1.1k+7.7k+12.13-20.2=0
We add all the numbers together, and all the variables
6.6k-8.07=0
We move all terms containing k to the left, all other terms to the right
6.6k=8.07
k=8.07/6.6
k=1+1/4.4897959183673
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