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8/2=9/k
We move all terms to the left:
8/2-(9/k)=0
Domain of the equation: k)!=0We add all the numbers together, and all the variables
k!=0/1
k!=0
k∈R
-(+9/k)+8/2=0
We add all the numbers together, and all the variables
-(+9/k)+4=0
We get rid of parentheses
-9/k+4=0
We multiply all the terms by the denominator
4*k-9=0
We add all the numbers together, and all the variables
4k-9=0
We move all terms containing k to the left, all other terms to the right
4k=9
k=9/4
k=2+1/4
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