9/10k-4=5

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Solution for 9/10k-4=5 equation:



9/10k-4=5
We move all terms to the left:
9/10k-4-(5)=0
Domain of the equation: 10k!=0
k!=0/10
k!=0
k∈R
We add all the numbers together, and all the variables
9/10k-9=0
We multiply all the terms by the denominator
-9*10k+9=0
Wy multiply elements
-90k+9=0
We move all terms containing k to the left, all other terms to the right
-90k=-9
k=-9/-90
k=1/10

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