19=2u+5(u+8)

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Solution for 19=2u+5(u+8) equation: 



19=2u+5(u+8)

We move all terms to the left:

19-(2u+5(u+8))=0



We calculate terms in parentheses: -(2u+5(u+8)), so:

2u+5(u+8)

We multiply parentheses

2u+5u+40

We add all the numbers together, and all the variables

7u+40

Back to the equation:

-(7u+40)



We get rid of parentheses

-7u-40+19=0

We add all the numbers together, and all the variables

-7u-21=0

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

-7u=21

u=21/-7

u=-3

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