19-a=-7(4a+5)

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Solution for 19-a=-7(4a+5) equation: 



19-a=-7(4a+5)

We move all terms to the left:

19-a-(-7(4a+5))=0

We add all the numbers together, and all the variables

-1a-(-7(4a+5))+19=0



We calculate terms in parentheses: -(-7(4a+5)), so:

-7(4a+5)

We multiply parentheses

-28a-35

Back to the equation:

-(-28a-35)



We get rid of parentheses

-1a+28a+35+19=0

We add all the numbers together, and all the variables

27a+54=0

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

27a=-54

a=-54/27

a=-2

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