3.4k+(0.63-0.81k)/0.9=5.7

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Solution for 3.4k+(0.63-0.81k)/0.9=5.7 equation: 



3.4k+(0.63-0.81k)/0.9=5.7

We move all terms to the left:

3.4k+(0.63-0.81k)/0.9-(5.7)=0

We add all the numbers together, and all the variables

3.4k+(-0.81k+0.63)/0.9-(5.7)=0

We add all the numbers together, and all the variables

3.4k+(-0.81k+0.63)/0.9-5.7=0

We multiply all the terms by the denominator


(3.4k)*0.9+(-0.81k+0.63)-(5.7)*0.9=0

We add all the numbers together, and all the variables

(+3.4k)*0.9+(-0.81k+0.63)-(5.7)*0.9=0

We add all the numbers together, and all the variables

(+3.4k)*0.9+(-0.81k+0.63)-5.13=0

We multiply parentheses

2.7k+(-0.81k+0.63)-5.13=0

We get rid of parentheses

2.7k-0.81k+0.63-5.13=0

We add all the numbers together, and all the variables

1.89k-4.5=0

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

1.89k=4.5

k=4.5/1.89

k=2+0.72/1.89

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