30.5=5.5(7k-4)

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Solution for 30.5=5.5(7k-4) equation: 



30.5=5.5(7k-4)

We move all terms to the left:

30.5-(5.5(7k-4))=0



We calculate terms in parentheses: -(5.5(7k-4)), so:

5.5(7k-4)

We multiply parentheses

38.5k-22

Back to the equation:

-(38.5k-22)



We get rid of parentheses

-38.5k+22+30.5=0

We add all the numbers together, and all the variables

-38.5k+52.5=0

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

-38.5k=-52.5

k=-52.5/-38.5

k=1+7/19.25

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