-5a+54=5(4a+13.89)

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Solution for -5a+54=5(4a+13.89) equation: 



-5a+54=5(4a+13.89)

We move all terms to the left:

-5a+54-(5(4a+13.89))=0



We calculate terms in parentheses: -(5(4a+13.89)), so:

5(4a+13.89)

We multiply parentheses

20a+69.45

Back to the equation:

-(20a+69.45)



We get rid of parentheses

-5a-20a-69.45+54=0

We add all the numbers together, and all the variables

-25a-15.45=0

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

-25a=15.45

a=15.45/-25

a=-2.8348623853211/4.5871559633028

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