-1=-3u+5(u+3)

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Solution for -1=-3u+5(u+3) equation: 



-1=-3u+5(u+3)

We move all terms to the left:

-1-(-3u+5(u+3))=0



We calculate terms in parentheses: -(-3u+5(u+3)), so:

-3u+5(u+3)

We multiply parentheses

-3u+5u+15

We add all the numbers together, and all the variables

2u+15

Back to the equation:

-(2u+15)



We get rid of parentheses

-2u-15-1=0

We add all the numbers together, and all the variables

-2u-16=0

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

-2u=16

u=16/-2

u=-8

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