-1=-7u+2(u-3)

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Solution for -1=-7u+2(u-3) equation: 



-1=-7u+2(u-3)

We move all terms to the left:

-1-(-7u+2(u-3))=0



We calculate terms in parentheses: -(-7u+2(u-3)), so:

-7u+2(u-3)

We multiply parentheses

-7u+2u-6

We add all the numbers together, and all the variables

-5u-6

Back to the equation:

-(-5u-6)



We get rid of parentheses

5u+6-1=0

We add all the numbers together, and all the variables

5u+5=0

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

5u=-5

u=-5/5

u=-1

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