4.5=-8/9k

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Solution for 4.5=-8/9k equation: 



4.5=-8/9k

We move all terms to the left:

4.5-(-8/9k)=0



Domain of the equation: 9k)!=0

k!=0/1

k!=0

k∈R



We get rid of parentheses

8/9k+4.5=0

We multiply all the terms by the denominator


(4.5)*9k+8=0

We multiply parentheses

40.5k+8=0

We move all terms containing k to the left, all other terms to the right

40.5k=-8

k=-8/40.5

k=-1/5.0625

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