-6u-18=-2(u+7)

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Solution for -6u-18=-2(u+7) equation: 



-6u-18=-2(u+7)

We move all terms to the left:

-6u-18-(-2(u+7))=0



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

-2(u+7)

We multiply parentheses

-2u-14

Back to the equation:

-(-2u-14)



We get rid of parentheses

-6u+2u+14-18=0

We add all the numbers together, and all the variables

-4u-4=0

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

-4u=4

u=4/-4

u=-1

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