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(9+k)/2=8
We move all terms to the left:
(9+k)/2-(8)=0
We add all the numbers together, and all the variables
(k+9)/2-8=0
We multiply all the terms by the denominator
(k+9)-8*2=0
We add all the numbers together, and all the variables
(k+9)-16=0
We get rid of parentheses
k+9-16=0
We add all the numbers together, and all the variables
k-7=0
We move all terms containing k to the left, all other terms to the right
k=7
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