-3u+30=-7(u-2)

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Solution for -3u+30=-7(u-2) equation: 



-3u+30=-7(u-2)

We move all terms to the left:

-3u+30-(-7(u-2))=0



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

-7(u-2)

We multiply parentheses

-7u+14

Back to the equation:

-(-7u+14)



We get rid of parentheses

-3u+7u-14+30=0

We add all the numbers together, and all the variables

4u+16=0

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

4u=-16

u=-16/4

u=-4

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