3u+6=-2(u+7)

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Solution for 3u+6=-2(u+7) equation: 



3u+6=-2(u+7)

We move all terms to the left:

3u+6-(-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

3u+2u+14+6=0

We add all the numbers together, and all the variables

5u+20=0

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

5u=-20

u=-20/5

u=-4

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